;1914 (United States)
:According to a report by the Commission on Industrial Relations, approximately 35,000 workers were killed in industrial accidents and 700,000 workers were injured in the U.S.
;1914 (United States)
:U.S. Congress passes the Clayton Antitrust Act
The Clayton Antitrust Act of 1914 (, codified at , ), is a part of United States antitrust law with the goal of adding further substance to the U.S. antitrust law regime; the Clayton Act seeks to prevent anticompetitive practices in their incipie ...
limiting the use of injunctions in labor disputes.
;1914 (United States)
:Amalgamated Clothing Workers
Amalgamated Clothing Workers of America (ACWA) was a United States labor union known for its support for "social unionism" and progressive political causes. Led by Sidney Hillman for its first thirty years, it helped found the Congress of Ind ...
founded.
;1914 (United States)
: Fulton Bag and Cotton Mill Strike occurred.
;5 January 1914 (United States)
:The Ford Motor Company raised its basic wage from $2.40 for a nine-hour day to $5 for an
eight-hour day
The eight-hour day movement (also known as the 40-hour week movement or the short-time movement) was a social movement to regulate the length of a working day, preventing excesses and abuses.
An eight-hour work day has its origins in the 1 ...
.

;14 January 1914 (United States)
:Labor leader
Joe Hill was arrested in
Salt Lake City
Salt Lake City (often shortened to Salt Lake and abbreviated as SLC) is the capital and most populous city of Utah, United States. It is the seat of Salt Lake County, the most populous county in Utah. With a population of 200,133 in 2020, th ...
,
Utah
Utah ( , ) is a state in the Mountain West subregion of the Western United States. Utah is a landlocked U.S. state bordered to its east by Colorado, to its northeast by Wyoming, to its north by Idaho, to its south by Arizona, and to its ...
. He was convicted on murder charges, and was executed 21 months later despite worldwide protests and two attempts to intervene by President
Woodrow Wilson
Thomas Woodrow Wilson (December 28, 1856February 3, 1924) was an American politician and academic who served as the 28th president of the United States from 1913 to 1921. A member of the Democratic Party, Wilson served as the president of P ...
. In a letter to
Bill Haywood
William Dudley "Big Bill" Haywood (February 4, 1869 – May 18, 1928) was an American labor organizer and founding member and leader of the Industrial Workers of the World (IWW) and a member of the executive committee of the Socialist Party of A ...
shortly before his death he penned the famous words, "Don't mourn - organize!"
;20 April 1914 (United States)
:The "
Ludlow Massacre." In an attempt to persuade strikers at Colorado's Ludlow Mine Field to return to work, company "guards," engaged by
John D. Rockefeller, Jr.
John Davison Rockefeller Jr. (January 29, 1874 – May 11, 1960) was an American financier and philanthropist, and the only son of Standard Oil co-founder John D. Rockefeller.
He was involved in the development of the vast office complex in Mi ...
and other mine operators and sworn into the State Militia just for the occasion, attacked a union tent camp with machine guns, then set it afire. Five men, two women and 12 children died as a result.
;20 May 1914 (United States)
:
1914–1915 Fulton Bag and Cotton Mills strike
The 1914–1915 Fulton Bag and Cotton Mills strike was a labor strike involving several hundred textile workers from the Fulton Bag and Cotton Mills in Atlanta, Georgia, United States. The strike, which involved about 500 millworkers, began ...
begins in
Atlanta
Atlanta ( ) is the capital and most populous city of the U.S. state of Georgia. It is the seat of Fulton County, the most populous county in Georgia, but its territory falls in both Fulton and DeKalb counties. With a population of 498,71 ...
,
Georgia
Georgia most commonly refers to:
* Georgia (country), a country in the Caucasus region of Eurasia
* Georgia (U.S. state), a state in the Southeast United States
Georgia may also refer to:
Places
Historical states and entities
* Related to t ...
.
;13 November 1914 (United States)
:A
Western Federation of Miners
The Western Federation of Miners (WFM) was a labor union that gained a reputation for militancy in the mines of the western United States and British Columbia. Its efforts to organize both hard rock miners and smelter workers brought it into ...
strike is crushed by the militia in
Butte
__NOTOC__
In geomorphology, a butte () is an isolated hill with steep, often vertical sides and a small, relatively flat top; buttes are smaller landforms than mesas, plateaus, and table (landform), tablelands. The word ''butte'' comes from a F ...
,
Montana
Montana () is a U.S. state, state in the Mountain states, Mountain West List of regions of the United States#Census Bureau-designated regions and divisions, division of the Western United States. It is bordered by Idaho to the west, North ...
.
;1915 (United States)
:
U.S. Congress
The United States Congress is the legislature of the federal government of the United States. It is bicameral, composed of a lower body, the House of Representatives, and an upper body, the Senate. It meets in the U.S. Capitol in Washing ...
passed the
La Follette Seamen's Act
The Seamen's Act, formally known as Act to Promote the Welfare of American Seamen in the Merchant Marine of the United States or Longshore and Harbor Workers' Compensation Act (Act of March 4, 1915, ch. 153, 38 Stat1164, was designed to improve th ...
regulating working conditions for seamen.
;1915 (United States)
:
Bayonne refinery strikes of 1915–1916
The Bayonne refinery strikes of 1915–1916 were labor actions of refinery workers in Bayonne, New Jersey, mostly Polish-Americans who struck Standard Oil of New Jersey and Tidewater Petroleum plants on Constable Hook beginning in mid-July 191 ...
against
Standard Oil
Standard Oil Company, Inc., was an American oil production, transportation, refining, and marketing company that operated from 1870 to 1911. At its height, Standard Oil was the largest petroleum company in the world, and its success made its co- ...
began.
;1915 (United States)
:Youngstown, Ohio, Steel Strike occurred.
;19 January 1915 (United States)
:Twenty rioting strikers were shot by factory guards at
Roosevelt
Roosevelt may refer to:
*Theodore Roosevelt (1858–1919), 26th U.S. president
*Franklin D. Roosevelt (1882–1945), 32nd U.S. president
Businesses and organisations
* Roosevelt Hotel (disambiguation)
* Roosevelt & Son, a merchant bank
* Rooseve ...
,
New Jersey
New Jersey is a U.S. state, state in the Mid-Atlantic States, Mid-Atlantic and Northeastern United States, Northeastern regions of the United States. It is bordered on the north and east by the state of New York (state), New York; on the ea ...
.
;25 January 1915 (United States)
:The Supreme Court upholds "yellow dog" contracts, which forbid membership in labor unions.
;1916 (United States)
:
U.S. Congress
The United States Congress is the legislature of the federal government of the United States. It is bicameral, composed of a lower body, the House of Representatives, and an upper body, the Senate. It meets in the U.S. Capitol in Washing ...
passed the
Federal Child Labor Law
Federal or foederal (archaic) may refer to:
Politics
General
* Federal monarchy, a federation of monarchies
* Federation, or ''Federal state'' (federal system), a type of government characterized by both a central (federal) government and states ...
, which was later ruled unconstitutional.
;1916 (United States)
:
U.S. Congress
The United States Congress is the legislature of the federal government of the United States. It is bicameral, composed of a lower body, the House of Representatives, and an upper body, the Senate. It meets in the U.S. Capitol in Washing ...
passed the
Adamson Act
The Adamson Act was a United States federal law passed in 1916 that established an eight-hour workday, with additional pay for overtime work, for interstate railroad workers.
History
The terms that were embodied in the act were negotiated by ...
, which established an eight-hour workday for railroad workers.
;1916 (United States)
:
American Federation of Teachers
The American Federation of Teachers (AFT) is the second largest teacher's labor union in America (the largest being the National Education Association). The union was founded in Chicago. John Dewey and Margaret Haley were founders.
About 60 p ...
founded.
;1916 (United States)
:Arizona Copper Strike
;1916 (United States)
:Minnesota Iron Range Strike
;1916 (United States)
:New York City Transit Strike
;1916 (United States)
:New York Cloakmakers' Strike
;1916 (United States)
:San Francisco Open Shop Campaign began.
;1916 (United States)
:
Bayonne refinery strikes of 1915–1916
The Bayonne refinery strikes of 1915–1916 were labor actions of refinery workers in Bayonne, New Jersey, mostly Polish-Americans who struck Standard Oil of New Jersey and Tidewater Petroleum plants on Constable Hook beginning in mid-July 191 ...
against
Standard Oil
Standard Oil Company, Inc., was an American oil production, transportation, refining, and marketing company that operated from 1870 to 1911. At its height, Standard Oil was the largest petroleum company in the world, and its success made its co- ...
continued.

;22 July 1916 (United States)
:A bomb was set off during a "
Preparedness Day
The Preparedness Movement was a campaign led by former Chief of Staff of the U.S. Army, Leonard Wood, and former President Theodore Roosevelt to strengthen the U.S. military after the outbreak of World War I. Wood advocated a summer training scho ...
" parade in San Francisco, killing 10 and injuring 40 more.
Thomas J. Mooney, a labor organizer and
Warren K. Billings
Warren Knox Billings (July 4, 1893 – September 4, 1972) was a labor leader and political activist, who was convicted with Thomas Mooney of the San Francisco Preparedness Day Bombing of 1916. It is believed that the two were wrongly convicted of ...
, a shoe worker, were convicted, but were both pardoned in 1939.
;19 August 1916 (United States)
:Strikebreakers hired by the Everett Mills owner Neil Jamison attacked and beat picketing strikers in Everett, Washington.
Local police watched and refused to intervene.
:Three days later, twenty-two union men attempted to speak out at a local crossroads, but each was arrested; arrests and beatings of strikebreakers became common throughout the following months, and on 30 October vigilantes forced IWW speakers to run the gauntlet, subjecting them to whipping, tripping kicking, and impalement against a spiked cattle guard at the end of the gauntlet. In response, the
IWW called for a meeting on 5 November. When the union men arrived, they were fired on; seven people were killed, 50 were wounded, and an indeterminate number wound up missing.
;7 September 1916 (United States)
:Federal employees win the right to receive
Worker's Compensation insurance
Workers' compensation or workers' comp is a form of insurance providing wage replacement and medical benefits to employees injured in the course of employment in exchange for mandatory relinquishment of the employee's right to sue his or her emp ...
.

;5 November 1916 (United States)
:
The Everett Massacre (also known as Bloody Sunday) was an armed confrontation between local authorities and members of the Industrial Workers of the World (IWW) union, commonly called "Wobblies", which took place in Everett, Washington on Sunday, 5 November 1916. The tragic event marked a time of rising tensions in Pacific Northwest labor history.
;1917 (United States)
:In "Hitchman Coal and Coke vs. Mitchell",
U.S. Supreme Court
The Supreme Court of the United States (SCOTUS) is the highest court in the federal judiciary of the United States. It has ultimate appellate jurisdiction over all U.S. federal court cases, and over state court cases that involve a point ...
upholds the legality of yellow-dog contracts.
;1917 (United States)
:
Green Corn Rebellion
The Green Corn Rebellion was an armed uprising that took place in rural Oklahoma on August 2 and 3, 1917. The uprising was a reaction by European-Americans, tenant farmers, Seminoles, Muscogee Creeks, and African-Americans to an attempt to enforc ...
occurred.
;1917 (United States)
:
Thomas Mooney
Thomas Joseph Mooney (December 8, 1882 – March 6, 1942) was an American political activist and Trade union, labor leader, who was convicted with Warren K. Billings of the San Francisco Preparedness Day Bombing of 1916. It quickly became appa ...
sentenced to death for his participation in the San Francisco
Preparedness Day Bombing
The Preparedness Day Bombing was a bombing in San Francisco, California, United States, on July 22, 1916, of a parade organised by local supporters of the Preparedness Movement which advocated American entry into World War I. During the parade a ...
of 1916.
;1917 (United States)
:
East St. Louis Race Riot occurred.
;15 March 1917 (United States)
:The Supreme Court approved the
Eight-Hour Act under the threat of a national railway strike.

;12 July 1917 (United States)
:The
Bisbee Deportation
The Bisbee Deportation was the illegal kidnapping and deportation of about 1,300 striking mine workers, their supporters, and citizen bystanders by 2,000 members of a deputized posse, who arrested them beginning on July 12, 1917, in Bisbee, Ar ...
:
After seizing the local Western Union telegraph office in order to cut off outside communication, several thousand armed vigilantes forced 1,185 men in
Bisbee, Arizona
Bisbee is a city in and the county seat of Cochise County in southeastern Arizona, United States. It is southeast of Tucson and north of the Mexican border. According to the 2020 census, the population of the town was 4,923, down from 5,575 i ...
into manure-laden boxcars and "deported" them to the New Mexico desert. The action was precipitated by a strike when workers' demands (including improvements to safety and working conditions at the local copper mines, an end to discrimination against labor organizations and unequal treatment of foreign and minority workers, and the institution of a
fair wage
A living wage is defined as the minimum income necessary for a worker to meet their basic needs. This is not the same as a subsistence wage, which refers to a biological minimum, or a solidarity wage, which refers to a minimum wage tracking labor ...
system) went unmet. The "deportation" was organized by Sheriff Harry Wheeler. The incident was investigated months later by a Federal Mediation Commission set up by President
Woodrow Wilson
Thomas Woodrow Wilson (December 28, 1856February 3, 1924) was an American politician and academic who served as the 28th president of the United States from 1913 to 1921. A member of the Democratic Party, Wilson served as the president of P ...
; the Commission found that no federal law applied, and referred the case to the State of Arizona, which failed to take any action, citing patriotism and support for the war as justification for the vigilantes' action.
;1 August 1917 (United States)
:
IWW organizer
Frank Little was lynched in
Butte
__NOTOC__
In geomorphology, a butte () is an isolated hill with steep, often vertical sides and a small, relatively flat top; buttes are smaller landforms than mesas, plateaus, and table (landform), tablelands. The word ''butte'' comes from a F ...
,
Montana
Montana () is a U.S. state, state in the Mountain states, Mountain West List of regions of the United States#Census Bureau-designated regions and divisions, division of the Western United States. It is bordered by Idaho to the west, North ...
.
;5 September 1917 (United States)
:Federal agents raid the IWW headquarters in 48 cities.
;1918 (United States)
:
War Labor Board created.
:
War Labor Policies Board
The War Labor Policies Board (WLPB) (1918-1919) was a temporary agency of the United States Government to support American military actions during the end of World War I; future president Franklin Delano Roosevelt was a member.
History
Fo ...
(1918-1919) created
;3 June 1918 (United States)
:A
Federal child labor law
Federal or foederal (archaic) may refer to:
Politics
General
* Federal monarchy, a federation of monarchies
* Federation, or ''Federal state'' (federal system), a type of government characterized by both a central (federal) government and states ...
, enacted two years earlier, was declared unconstitutional. A new law was enacted 24 February 1919, but this one too was declared unconstitutional (on 2 June 1924).
;27 July 1918 (Canada)
:
United Mine Workers
The United Mine Workers of America (UMW or UMWA) is a North American labor union best known for representing coal miners. Today, the Union also represents health care workers, truck drivers, manufacturing workers and public employees in the Unit ...
organizer
Ginger Goodwin
Albert "Ginger" Goodwin (May 10, 1887–July 27, 1918), nicknamed Ginger for his bright red hair, was a migrant coal miner who advocated for workers' rights and promoted the cause of trade union, unions in British Columbia, Canada. Angered by ...
was shot by a hired private policeman outside
Cumberland, British Columbia
Cumberland is an incorporated village municipality east of Perseverance Creek, near the east coast of central Vancouver Island, British Columbia. The Comox Valley community is west of BC Highway 19 and is by road about northwest of Nanaimo and ...
.
;15 November 1918(Germany)
:
Stinnes-Legien Agreement between trade unions and employers.
;1919 (United States)
:Fall River, Massachusetts, Textile Strike occurred.
;1919 (EUROPE)
:
International Federation of Trade Unions
The International Federation of Trade Unions (also known as the Amsterdam International) was an international organization of trade unions, existing between 1919 and 1945. IFTU had its roots in the pre-war IFTU.
IFTU had close links to the Labou ...
is founded.
;1919 (United States)
:
Communist Party of America
The Communist Party USA, officially the Communist Party of the United States of America (CPUSA), is a communist party in the United States which was established in 1919 after a split in the Socialist Party of America following the Russian Revo ...
founded.

;1919 (United States)
:
Farmer-Labor Party founded.
;1919 (United States)
:
Red Scare
A Red Scare is the promotion of a widespread fear of a potential rise of communism, anarchism or other leftist ideologies by a society or state. The term is most often used to refer to two periods in the history of the United States which a ...
began.
;1919 (United States)
:Actors Strike occurred.

;1919 (United States)
:
Chicago Race Riot
The Chicago race riot of 1919 was a violent racial conflict between white Americans and black Americans that began on the South Side of Chicago, Illinois, on July 27 and ended on August 3, 1919. During the riot, 38 people died (23 black and ...
occurred.
;1919 (United States)
:New England Telephone Strike occurred.

;1919 (United States)
:
Seattle General Strike
The Seattle General Strike of 1919 was a five-day general work stoppage by more than 65,000 workers in the city of Seattle, Washington from February 6 to 11. Dissatisfied workers in several unions began the strike to gain higher wages, after ...
occurred.
;1919 (International)
:The
International Labour Organization
The International Labour Organization (ILO) is a United Nations agency whose mandate is to advance social and economic justice by setting international labour standards. Founded in October 1919 under the League of Nations, it is the first and o ...
(ILO), now a specialized agency of the
United Nations
The United Nations (UN) is an intergovernmental organization whose stated purposes are to maintain international peace and security, develop friendly relations among nations, achieve international cooperation, and be a centre for harmonizi ...
, was formed through the negotiations of the
Treaty of Versailles
The Treaty of Versailles (french: Traité de Versailles; german: Versailler Vertrag, ) was the most important of the peace treaties of World War I. It ended the state of war between Germany and the Allied Powers. It was signed on 28 June 1 ...
, and was initially an agency of the
League of Nations
The League of Nations (french: link=no, Société des Nations ) was the first worldwide Intergovernmental organization, intergovernmental organisation whose principal mission was to maintain world peace. It was founded on 10 January 1920 by ...
.
; 25 August 1919 Charlotte North Carolina
The Battle of the Barn
James B. Duke and Southern Company break strike by local streetcar motormen and conductors by calling in troops. Five dead. Youngest 17 years old. Nearly two dozen wounded.
;26 August 1919 (United States)
:
United Mine Worker
The United Mine Workers of America (UMW or UMWA) is a North American Labor history of the United States, labor union best known for representing coal miners. Today, the Union also represents health care workers, truck drivers, manufacturing worke ...
organizer
Fannie Sellins
Fannie Sellins (1872 – August 26, 1919) was an American union organizer.
Born Fanny Mooney in New Orleans, Louisiana, she married Charles Sellins in St. Louis, Missouri. After his death she worked in a garment factory to support her four chi ...
was gunned down by company guards in
Brackenridge,
Pennsylvania
Pennsylvania (; (Pennsylvania Dutch: )), officially the Commonwealth of Pennsylvania, is a state spanning the Mid-Atlantic, Northeastern, Appalachian, and Great Lakes regions of the United States. It borders Delaware to its southeast, Ma ...
.
;19 September 1919 (United States)
:Looting, rioting and sporadic violence broke out in downtown Boston and South Boston for days after 1,117 Boston policemen declared a work stoppage due to their thwarted attempts to affiliate with the American Federation of Labor.
Massachusetts Governor
Calvin Coolidge
Calvin Coolidge (born John Calvin Coolidge Jr.; ; July 4, 1872January 5, 1933) was the 30th president of the United States from 1923 to 1929. Born in Vermont, Coolidge was a Republican lawyer from New England who climbed up the ladder of Ma ...
put down the strike by calling out the entire state militia.

;22 September 1919 – 8 January 1920 (United States)
:The "
Great Steel Strike" began.
Ultimately, 350,000 steel workers walked off their jobs to demand union recognition. The AFL Iron and Steel Organizing Committee called off the strike on 8 January 1920, their goals unmet.
;11 November 1919 (United States)
:
Centralia Massacre -- IWW organizer
Wesley Everest
Nathan Wesley Everest (December 29, 1890, in Newberg, Oregon — November 11, 1919, in Centralia, Washington) was an American member of the Industrial Workers of the World (IWW) and a World War I era Veteran#Veterans' experiences around the ...
was lynched after a
Centralia, Washington
Centralia () is a city in Lewis County, Washington, United States. It is located along Interstate 5 near the midpoint between Seattle and Portland, Oregon. The city had a population of 18,183 at the 2020 census. Centralia is twinned with Che ...
IWW hall was attacked by Legionnaires.
;22 December 1919 (United States)
:Amid a strike for union recognition by 395,000 steelworkers (ultimately unsuccessful), approximately 250 "anarchists," "communists," and "labor agitators" were deported to Russia, marking the beginning of the so-called "Red Scare."
1920s
;1920 (International)
:The ICFTU is founded, later to become the
World Confederation of Labour
The World Confederation of Labour (WCL) was an international labour organization founded in 1920 and based in Europe. Totalitarian governments of the 1930s repressed the federation and imprisoned many of its leaders, limiting operations until the ...
.
;1920 (United States)
:
Trade Union Educational League
The Trade Union Educational League (TUEL) was established by William Z. Foster in 1920 (through 1928) as a means of uniting radicals within various trade unions for a common plan of action. The group was subsidized by the Communist International ...
founded.
;1920 (United States)
:
Alabama Miners' Strike occurred.
;1920 (United States)
:Clothing Workers' Lockout occurred.
;2 January 1920 (United States)
:The U.S. Bureau of Investigation began carrying out the nationwide
Palmer Raids
The Palmer Raids were a series of raids conducted in November 1919 and January 1920 by the United States Department of Justice under the administration of President Woodrow Wilson to capture and arrest suspected socialists, especially anarchists ...
.

;19 May 1920 (United States)
:The
Battle of Matewan
The Battle of Matewan (also known as the Matewan massacre) was a shootout in the town of Matewan in Mingo County and the Pocahontas Coalfield mining district, in southern West Virginia. It occurred on May 19, 1920 between local coal miners and ...
. Despite efforts by police chief (and former miner)
Sid Hatfield and Mayor Cabel Testerman to protect miners from interference in their union drive in
Matewan, West Virginia
Matewan () is a town in Mingo County, West Virginia, United States at the confluence of the Tug Fork River and Mate Creek. The population was 499 at the 2010 census. The Norfolk Southern Railway's Pocahontas District passes through the town. It w ...
,
Baldwin-Felts detectives hired by the local mining company arrived to evict miners and their families from the Stone Mountain Mine camp. A gun battle ensued, resulting in the deaths of 7 detectives, Mayor Testerman, and 2 miners. The movie
Matewan
''Matewan'' () is a 1987 American drama film written and directed by John Sayles, and starring Chris Cooper (in his film debut), James Earl Jones, Mary McDonnell and Will Oldham, with David Strathairn, Kevin Tighe and Gordon Clapp in supporting ...
is based on the event.
:
Baldwin-Felts detectives assassinated
Sid Hatfield 15 months later, sparking off an armed rebellion of 10,000 West Virginia coal miners at the "
Battle of Blair Mountain
The Battle of Blair Mountain was the largest labor uprising in United States history and the largest armed uprising since the American Civil War. The conflict occurred in Logan County, West Virginia, as part of the Coal Wars, a series of early-20 ...
," dubbed the "redneck war" and "the largest insurrection this country has had since the Civil War." Army troops later intervened against the striking mineworkers in West Virginia.
;1921 (United States)
:
U.S. Supreme Court
The Supreme Court of the United States (SCOTUS) is the highest court in the federal judiciary of the United States. It has ultimate appellate jurisdiction over all U.S. federal court cases, and over state court cases that involve a point ...
rules in ''Duplex Printing Press vs. Deering'' that federal courts could enjoin unions for actions in restraint of trade despite the
Clayton Act
The Clayton Antitrust Act of 1914 (, codified at , ), is a part of United States antitrust law with the goal of adding further substance to the U.S. antitrust law regime; the Clayton Act seeks to prevent anticompetitive practices in their incipie ...
.
;1921 (United States)
:Seamen's Strike occurred.
;1921 (United States)
:
West Virginia Coal Wars continued.

;1922 (United States)
:
Conference for Progressive Political Action The Conference for Progressive Political Action was officially established by the convention call of the 16 major railway labor unions in the United States, represented by a committee of six: William H. Johnston of the Machinists' Union, Martin F. ...
founded.
;1922 (United States)
:
Anthracite Coal Strike
The Coal strike of 1902 (also known as the anthracite coal strike) was a strike by the United Mine Workers of America in the anthracite coalfields of eastern Pennsylvania. Miners struck for higher wages, shorter workdays, and the recognition of t ...
occurred.
;1922 (United States)
:Bituminous Coal Strike of 1922 began.
;22 June 1922 (United States)
:
Herrin massacre:
Thirty-six people are killed, 21 of them non-union miners, during a coal-mine strike at
Herrin, Illinois
Herrin is a city in Williamson County, Illinois. The population was 12,352 at the 2020 census.
The city is part of the Marion-Herrin Micropolitan Area and is a part of the Carbondale- Marion-Herrin, Illinois Combined Statistical Area with 123,272 ...
.
;July 1922 (United States)
:
Great Railroad Strike of 1922
The Great Railroad Strike of 1922, commonly known as the Railway Shopmen's Strike, was a nationwide strike of railroad workers in the United States. Launched on July 1, 1922, by seven of the sixteen railroad labor organizations in existence ...
.
;15 November 1922 (Ecuador)
:A three-day
general strike in Guayaquil ends after police and military kill at least 300 strikers.
;1 September 1922 (United States)
:Federal judge
James Herbert Wilkerson
James Herbert Wilkerson (December 11, 1869 – September 30, 1948) was a United States district judge of the United States District Court for the Northern District of Illinois.
Education and career
Born in Savannah, Missouri, Wilkerson receive ...
issues a sweeping injunction against striking, assembling, picketing, and a variety of other union activities, known as the "
Daugherty Injunction."
;14 June 1923 (United States)
:
San Pedro Maritime strike, California
IWW hall was raided. Several children were scalded when the hall was demolished.

;1924 (United States)
:
Samuel Gompers
Samuel Gompers (; January 27, 1850December 13, 1924) was a British-born American cigar maker, trade union, labor union leader and a key figure in labor history of the United States, American labor history. Gompers founded the American Federation ...
died.
William Green elected to succeed him as president of the
American Federation of Labor
The American Federation of Labor (A.F. of L.) was a national federation of labor unions in the United States that continues today as the AFL-CIO. It was founded in Columbus, Ohio, in 1886 by an alliance of craft unions eager to provide mutua ...
.
;2 June 1924 (United States)
:
Child Labor Amendment
The Child Labor Amendment is a proposed and still-pending amendment to the United States Constitution that would specifically authorize Congress to regulate "labor of persons under eighteen years of age". The amendment was proposed on June 2, 1 ...
to the U.S. Constitution was proposed. Only 28 of the necessary 36 states ever ratified it.
;9 September 1924 (United States)
:16
Filipino
Filipino may refer to:
* Something from or related to the Philippines
** Filipino language, standardized variety of 'Tagalog', the national language and one of the official languages of the Philippines.
** Filipinos, people who are citizens of th ...
strikers killed during the
Hanapepe massacre
The Hanapēpē Massacre (also called the Battle of Hanapēpē) occurred on September 9, 1924, when an interethnic dispute amongst Filipinos, Filipino strike organizers in Hanapepe, Hawaii, Hanapēpē, Kauai, Kaua'i resulted in a violent exchange ...
.
;1925 (United States)
:
Brotherhood of Sleeping Car Porters
Founded in 1925, The Brotherhood of Sleeping Car Porters (BSCP) was the first labor organization led by African Americans to receive a charter in the American Federation of Labor (AFL). The BSCP gathered a membership of 18,000 passenger railway ...
founded.
;1925 (United States)
:
Anthracite Coal Strike
The Coal strike of 1902 (also known as the anthracite coal strike) was a strike by the United Mine Workers of America in the anthracite coalfields of eastern Pennsylvania. Miners struck for higher wages, shorter workdays, and the recognition of t ...
occurred.
;1 May 1925 (China)
:The
All-China Federation of Trade Unions
The All-China Federation of Trade Unions (ACFTU) is the national trade union center of the People's Republic of China. It is the largest trade union in the world with 302 million members in 1,713,000 primary trade union organizations. The ACFTU ...
(ACFTU) was officially founded. With 134 million members it is the largest trade union in the world. However many, such as the
International Confederation of Free Trade Unions
The International Confederation of Free Trade Unions (ICFTU) was an international trade union. It came into being on 7 December 1949 following a split within the World Federation of Trade Unions (WFTU), and was dissolved on 31 October 2006 when ...
, maintain the position that the ACFTU is not an independent trade union organization.

;11 June 1925 (Canada)
:1 coal miner was killed and many injured during a protest as a result of a major strike at the
British Empire Steel and Coal Company
The Dominion Steel and Coal Corporation (also DOSCO) was a Canadian coal mining and steel manufacturing company.
Incorporated in 1928 and operational by 1930, DOSCO was predated by the British Empire Steel Corporation (BESCO), which was a merger o ...
(BESCO) in
New Waterford, Nova Scotia
New Waterford (Irish language: ''Port Lairge Ùr'') is an urban community in the Cape Breton Regional Municipality of Nova Scotia, Canada.
Geography
Formerly known as Barrachois (from barachois, meaning small port, lagoon or pond), its present n ...
.
Davis Day
Davis Day, also known as Miners' Memorial Day (and since November 25, 2008, officially as William Davis Miners' Memorial Day) is an annual day of remembrance observed on June 11 in coal mining communities in Nova Scotia, Canada to recognize all min ...
was established in the memory of
Bill Davis
William Grenville Davis, (July 30, 1929 – August 8, 2021) was a Canadian politician who served as the 18th premier of Ontario from 1971 to 1985. Davis was first elected as the member of provincial Parliament for Peel in the 1959 provincial ...
, the miner who was murdered by company police. The labor dispute resulted in the deployment of 2,000 soldiers during the largest peacetime deployment of the
Canadian Army
The Canadian Army (french: Armée canadienne) is the command (military formation), command responsible for the operational readiness of the conventional ground forces of the Canadian Armed Forces. It maintains regular forces units at bases acr ...
for an internal conflict since the
North-West Rebellion
The North-West Rebellion (french: Rébellion du Nord-Ouest), also known as the North-West Resistance, was a resistance by the Métis people under Louis Riel and an associated uprising by First Nations Cree and Assiniboine of the District of ...
of 1885.
;1926 (United States)
: The Railway Labor Act passed. It required employers, for the first time and under penalty of law, to bargain collectively and not to discriminate against their employees for joining a union.
It provided also for mediation, voluntary arbitration, fact-finding boards, cooling off periods and adjustment boards.
:Textile workers fought with police in
Passaic, New Jersey
Passaic ( or ) is a city in Passaic County, in the U.S. state of New Jersey. As of the 2020 U.S. census, the city had a total population of 70,537, ranking as the 16th largest municipality in New Jersey and an increase of 656 from the 69, ...
. A
year-long strike ensued.
;1926 (United States)
:
Passaic, New Jersey, Textile Strike occurred.

;1927 (United States)
:
Ferdinando Nicola Sacco and Bartolomeo Vanzetti were executed.
;21 November 1927 (United States)
:Picketing coal miners marching under the banner of the
Industrial Workers of the World
The Industrial Workers of the World (IWW), members of which are commonly termed "Wobblies", is an international labor union that was founded in Chicago in 1905. The origin of the nickname "Wobblies" is uncertain. IWW ideology combines gener ...
were massacred in the
Columbine Mine massacre
The Columbine Mine massacre, sometimes called the first Columbine massacre, occurred in 1927, in the town of Serene, Colorado. A fight broke out between Colorado state militia and a group of striking coal miners, during which the unarmed mine ...
in the company town of
Serene, Colorado
Serene, Colorado was a company town owned by the Rocky Mountain Fuel Company.
Serene had company housing, a post office, a tipple, and was the site of the Columbine Mine. The town was located by what is today the Erie landfill at
History
In 1 ...
.
;1928 (United States)
:New Bedford, Massachusetts, Textile Strike occurred.
;1 April 1929
Loray Mill Strike
The Loray Mill strike of 1929 in Gastonia, North Carolina, was a notable strike action in the labor history of the United States. Though largely unsuccessful in attaining its goals of better working conditions and wages, the strike was considered ...
in
Gastonia, North Carolina
Gastonia is the largest city in and county seat of Gaston County, North Carolina, United States. It is the second-largest satellite city of the Charlotte area, behind Concord. The population was 80,411 at the 2020 census, up from 71,741 in 2 ...
(United States)
:Violent and relatively unsuccessful
Loray Mill Strike
The Loray Mill strike of 1929 in Gastonia, North Carolina, was a notable strike action in the labor history of the United States. Though largely unsuccessful in attaining its goals of better working conditions and wages, the strike was considered ...
during which the National Guard was called, and 100+ masked men destroyed the National Textile Workers Union (NTWU) building. Crushing Southern textile worker's
collective bargaining
Collective bargaining is a process of negotiation between employers and a group of employees aimed at agreements to regulate working salaries, working conditions, benefits, and other aspects of workers' compensation and rights for workers. The ...
efforts made a furor in US national news, giving momentum and urgency to the more successful
labor movement
The labour movement or labor movement consists of two main wings: the trade union movement (British English) or labor union movement (American English) on the one hand, and the political labour movement on the other.
* The trade union movement ...
of the 1930s
;1929 (United States)
:
Trade Union Unity League
The Trade Union Unity League (TUUL) was an industrial union umbrella organization under the Communist Party of the United States (CPUSA) between 1929 and 1935. The group was an American affiliate of the Red International of Labor Unions. The for ...
founded.

;1929 (United States)
:
Conference for Progressive Labor Action
The Conference for Progressive Labor Action (CPLA) was a left-wing American political organization established in May 1929 by A. J. Muste, the director of Brookwood Labor College. The organization was established to promote industrial unionism a ...
founded.
;1929 (United States)
:Gastonia, North Carolina, Textile Strike occurred.
;1929 (Australia)
:The
1929 Timber Workers strike
The 1929 Timber Workers strike was a labour dispute in Australia caused by Justice Lukin of the Arbitration Court handing down an industrial award decision on 23 December 1928 to reduce the wages and increase the hours for 20,000 timber workers ...
was the first large strike after the onset of the Great Depression in Australia arising from a new timber industry award that increased the working week from 44 to 48 hours and reduced wages. A fifteen month lockout during 1929-1930 of miners on the Northern New South Wales Coalfields was particularly bitter with police shooting at miners, killing Norman Brown and seriously injuring many more at the
Rothbury Riot.
1930s
;1930 (United States)
:National Unemployed Council founded.
;3 February 1930 (United States)
:"Chicagorillas" -- labor racketeers -- shot and killed contractor William Healy, with whom the Chicago Marble Setters Union had been having difficulties.
;14 April 1930 (United States)
:Imperial Valley Farmworkers' Strike occurred.
Over 100 farm workers were arrested for their unionizing activities in
Imperial Valley, California
, photo = Salton Sea from Space.jpg
, photo_caption = The Imperial Valley below the Salton Sea. The US-Mexican border runs diagonally across the lower left of the image.
, map_image = Newriverwatershed-1-.jpg
, map_caption = Map of Imperial ...
.
Eight were subsequently convicted of "
criminal syndicalism Criminal syndicalism has been defined as a doctrine of criminal acts for political, industrial, and social change. These criminal acts include advocation of crime, sabotage, violence, and other unlawful methods of terrorism. Criminal syndicalism la ...
."
;1931 (United States)
:
U.S. Congress
The United States Congress is the legislature of the federal government of the United States. It is bicameral, composed of a lower body, the House of Representatives, and an upper body, the Senate. It meets in the U.S. Capitol in Washing ...
passes the
Davis–Bacon Act.
;1931 (United States)
:
Scottsboro Boys arrested in Alabama.
;4 May 1931 (United States)
:
Harlan County Miners' Strike began in
Harlan County, Kentucky
Harlan County is a county located in southeastern Kentucky. As of the 2020 census, the population was 26,831. Its county seat is Harlan. It is classified as a moist countya county in which alcohol sales are prohibited (a dry county), but cont ...
when gun-toting vigilantes attacked striking miners.
;14 May 1931 (Sweden)
:Five persons were killed by bullets fired by
Swedish military
The Swedish Armed Forces ( sv, Försvarsmakten, "the Defense Force") is the government agency that forms the armed forces of Sweden, tasked with the defense of the country as well as with promoting Sweden's wider interests, supporting internati ...
troops called in as reinforcements by the police during a protest later known as
Ådalen shootings.

;1932 (United States)
:
U.S. Congress
The United States Congress is the legislature of the federal government of the United States. It is bicameral, composed of a lower body, the House of Representatives, and an upper body, the Senate. It meets in the U.S. Capitol in Washing ...
passed the
Norris–La Guardia Act
The Norris–La Guardia Act (also known as the Anti-Injunction Bill) is a 1932 United States federal law relating to United States labor law. It banned yellow-dog contracts, barred the federal courts from issuing injunctions against nonviolent ...
outlawing
yellow-dog contract
A yellow-dog contract (a yellow-dog clause of a contract, also known as an ironclad oath) is an agreement between an employer and an employee in which the employee agrees, as a condition of employment, not to be a member of a labor union. In th ...
s and prohibiting federal injunctions in labor disputes.
;1932 (United States)
:World War I veterans march on Washington, D.C. in the
Bonus March
The Bonus Army was a group of 43,000 demonstrators – 17,000 veterans of U.S. involvement in World War I, their families, and affiliated groups – who gathered in Washington, D.C., in mid-1932 to demand early cash redemption of their servic ...
.
;1932 (United States)
:
American Federation of Government Employees
The American Federation of Government Employees (AFGE) is an American labor union representing over 670,000 employees of the federal government, about 5,000 employees of the District of Columbia, and a few hundred private sector employees, mostl ...
founded.
;1932 (United States)
:California Pea Pickers' Strike occurred.
;1932 (United States)
:
Century Airlines Pilots' Strike occurred.
;1932 (United States)
:Davidson-Wilder, Tennessee Coal Strike occurred.
;1932 (United States)
:
Ford Hunger March
The Ford Hunger March, sometimes called the Ford Massacre, was a demonstration on March 7, 1932 in the United States by unemployed auto workers in Detroit, Michigan, which took place during the height of the Great Depression. The march started in ...
occurred in
Detroit
Detroit ( , ; , ) is the largest city in the U.S. state of Michigan. It is also the largest U.S. city on the United States–Canada border, and the seat of government of Wayne County. The City of Detroit had a population of 639,111 at ...
, Michigan.
;1932 (United States)
:Vacaville, California, Tree Pruners' Strike occurred.
;7 March 1932 (United States)
:Police kill striking workers at Ford's
Dearborn, Michigan plant.

;2 May 1933 (Germany)
:The
ADGB Trade Union School
The ADGB Trade Union School (''Bundesschule des Allgemeinen Deutschen Gewerkschaftsbundes'' (ADGB)), is a training centre complex in Bernau bei Berlin, Germany. It was built for the former General German Trade Union Federation, from 1928 to 1930 ...
(Bundesschule des
Allgemeiner Deutsche Gewerkschaftsbund (ADGB)), was confiscated by the
Nazis
Nazism ( ; german: Nazismus), the common name in English for National Socialism (german: Nationalsozialismus, ), is the far-right politics, far-right Totalitarianism, totalitarian political ideology and practices associated with Adolf Hit ...
. Until the end of
World War II
World War II or the Second World War, often abbreviated as WWII or WW2, was a world war that lasted from 1939 to 1945. It involved the World War II by country, vast majority of the world's countries—including all of the great power ...
the site was used by the Reich Leadership School.
;1933 (United States)
:
National Industrial Recovery Act
The National Industrial Recovery Act of 1933 (NIRA) was a US labor law and consumer law passed by the 73rd US Congress to authorize the president to regulate industry for fair wages and prices that would stimulate economic recovery. It also ...
passed by the U.S. Congress. The Act guaranteed the rights of employees to organize and enter into collective bargaining.
;1933 (United States)
:
Newspaper Guild
The NewsGuild-CWA is a labor union founded by newspaper journalists in 1933. In addition to improving wages and working conditions, its constitution says its purpose is to fight for honesty in journalism and the news industry's business practice ...
founded.
;1933 (United States)
:
Briggs Manufacturing Strike occurred.
;1933 (United States)
:Detroit, Michigan, Tool and Die Strike occurred.
;1933 (United States)
:Hormel, Iowa, Meat-Packing Strike occurred.
;1933 (United States)
:New Mexico Miners' Strike occurred.
;10 October 1933 (United States)
:18,000 cotton workers went on strike in
Pixley, California
Pixley is a census-designated place (CDP) in Tulare County, California, United States. The population was 3,310 at the 2010 census, up from 2,586 at the 2000 census.
Geography
Pixley is located at (35.970405, -119.290729).
According to the Unit ...
.
Four were killed before a pay-hike was finally won.
;1934 (United States)
:
Southern Tenant Farmers Union
The Southern Tenant Farmers Union (STFU) (1934–1970) was founded as a civil farmer's union to organize tenant farmers in the Southern United States.
Originally set up in July 1934 during the Great Depression, the STFU was founded to help sh ...
founded.
;1934 (United States)
:Harlem, New York, Jobs-for-Negroes Boycott occurred.
;1934 (United States)
:Imperial Valley Farmworkers' Strike occurred.
;1934 (United States)
:The Electric
Auto-Lite Strike
The Toledo Auto-Lite strike was a strike by a federal labor union of the American Federation of Labor (AFL) against the Electric Auto-Lite company of Toledo, Ohio, from April 12 to June 3, 1934.
The strike is notable for a five-day running b ...
. In
Toledo, Ohio
Toledo ( ) is a city in and the county seat of Lucas County, Ohio, United States. A major Midwestern United States port city, Toledo is the fourth-most populous city in the state of Ohio, after Columbus, Cleveland, and Cincinnati, and accordin ...
,
two strikers were killed and over two hundred wounded by National Guardsmen. Some 1,300 National Guard troops, including included eight rifle companies and three machine gun companies, were called in to disperse as many as 10,000 strikers and protestors.
;1934 (United States)
:
''Newark Star-Ledger
'' Strike occurred.
;1934 (United States)
:Rubber Workers' Strike occurred.
;1934 (United States)
:Honea Path massacre occurred with 6 striking textile worker shot in the back running from a picket line. This event is featured in the Public Broadcasting Service (PBS) documentary on the ''POV'' series called "The Uprising of '34". An historical photo essay entitled "Mill Town Murder" is online a
''Beacham Journal''.
;1934 (United States)
:
Textile Workers' Strike occurred.

;May 1934 (United States)
:
Minneapolis Teamsters Strike of 1934
The Minneapolis general strike of 1934 grew out of a strike by Teamsters against most of the trucking companies operating in Minneapolis, the major distribution center for the Upper Midwest. The strike began on May 16, 1934 in the Market Distri ...
occurred. Police attacked and fired upon striking Teamster truck drivers in Minneapolis who were demanding recognition of their union, wage increases, and shorter working hours. As violence escalated, Governor Olson went so far as to declare martial law in Minneapolis, deploying 4,000 National Guardsmen. The strike ended on 21 August when company owners finally accepted union demands.
;5 July 1934 (United States)
:
1934 San Francisco General Strike
The 1934 West Coast Waterfront Strike (also known as the 1934 West Coast Longshoremen's Strike, as well as a number of variations on these names) lasted 83 days, and began on May 9, 1934 when longshoremen in every US West Coast port walked out. ...
Bloody Thursday - West Coast & San Francisco General Strike.
;1–22 September 1934 (United States)
:A strike in
Woonsocket, Rhode Island
Woonsocket ( ), is a city in Providence County, Rhode Island, United States. The population was 43,240 at the 2020 census, making it the sixth largest city in the state. Being Rhode Island's northernmost city, Woonsocket lies directly south of ...
, part of a national movement to obtain a minimum wage for textile workers, resulted in the deaths of three workers. Over 420,000 workers ultimately went on strike.
;1935 (United States)
:
U.S. Supreme Court
The Supreme Court of the United States (SCOTUS) is the highest court in the federal judiciary of the United States. It has ultimate appellate jurisdiction over all U.S. federal court cases, and over state court cases that involve a point ...
ruled that the
National Industrial Recovery Act
The National Industrial Recovery Act of 1933 (NIRA) was a US labor law and consumer law passed by the 73rd US Congress to authorize the president to regulate industry for fair wages and prices that would stimulate economic recovery. It also ...
was unconstitutional.

;1935 (United States)
:The
National Labor Relations Act
The National Labor Relations Act of 1935, also known as the Wagner Act, is a foundational statute of United States labor law that guarantees the right of private sector employees to organize into trade unions, engage in collective bargaining, and ...
, also known as the Wagner Act, was passed.
It clearly established the right of all workers to organize and to elect their representative for collective bargaining purposes.
;1935 (United States)
:
Negro Labor Committee The Negro Labor Committee (NLC) was an organization founded by Frank Crosswaith and others in 1935 to advance African American interests within the American labor movement. It lasted until 1969.
Founding
The Negro Labor Committee was founded in ...
founded.
;1935 (United States)
:
United Auto Workers
The International Union, United Automobile, Aerospace, and Agricultural Implement Workers of America, better known as the United Auto Workers (UAW), is an American labor union that represents workers in the United States (including Puerto Rico ...
founded.
;1935 (United States)
:Oklahoma, Kansas, and Missouri Metal Workers' Strike occurred.
;1935 (United States)
:
Pacific Northwest Lumber Strike occurred.
;1935 (United States)
:Southern Sharecroppers' and Farm Laborers' Strike occurred.
;9 November 1935 (United States)
:The
Committee for Industrial Organizations
The Congress of Industrial Organizations (CIO) was a federation of unions that organized workers in industrial unions in the United States and Canada from 1935 to 1955. Originally created in 1935 as a committee within the American Federation of ...
(CIO) was formed to expand
industrial unionism
Industrial unionism is a trade union organizing method through which all workers in the same industry are organized into the same union, regardless of skill or trade, thus giving workers in one industry, or in all industries, more leverage in ...
.
;1936 (United States)
:
Steel Workers Organizing Committee The Steel Workers Organizing Committee (SWOC) was one of two precursor labor organizations to the United Steelworkers. It was formed by the CIO (Committee for Industrial Organization) on June 7, 1936. It disbanded in 1942 to become the United Steel ...
, one of two labor organizations that eventually merged to form the
United Steelworkers
The United Steel, Paper and Forestry, Rubber, Manufacturing, Energy, Allied Industrial and Service Workers International Union, commonly known as the United Steelworkers (USW), is a general trade union with members across North America. Headquar ...
, founded.
;1936 (United States)
:Atlanta Auto Workers' Sit-down Strike occurred.
;1936 (United States)
:Berkshire Knitting Mills Strike occurred.
;1936 (United States)
:
General Motors Sit-Down Strike occurred.
;1936 (United States)
:RCA Strike occurred.
;1936 (United States)
:Rubber Workers' Sit-down Strike occurred.
;1936 (United States)
:Seamen's Strike occurred.
;1936 (United States)
:''Seattle Post-Intelligencer'' Newspaper Strike occurred.
;1937 (United States)
:
U.S. Supreme Court
The Supreme Court of the United States (SCOTUS) is the highest court in the federal judiciary of the United States. It has ultimate appellate jurisdiction over all U.S. federal court cases, and over state court cases that involve a point ...
ruled that the
National Labor Relations Act
The National Labor Relations Act of 1935, also known as the Wagner Act, is a foundational statute of United States labor law that guarantees the right of private sector employees to organize into trade unions, engage in collective bargaining, and ...
is constitutional.
;1937 (United States)
:
American Federation of Labor
The American Federation of Labor (A.F. of L.) was a national federation of labor unions in the United States that continues today as the AFL-CIO. It was founded in Columbus, Ohio, in 1886 by an alliance of craft unions eager to provide mutua ...
ejected the unions that would later form the
Committee of Industrial Organizations.
;1937 (United States)
:American Federation of State, County, and Municipal Employees Union founded.
;1937 (United States)
:Hershey, Pennsylvania, Chocolate Workers' Strike founded.
;1937 (United States)
:
Little Steel Strike
The Little Steel strike was a 1937 labor strike by the Congress of Industrial Organizations (CIO) and its branch the Steel Workers Organizing Committee (SWOC), against a number of smaller steel producing companies, principally Republic Steel, In ...
occurred.

;11 February 1937 (United States)
:General Motors recognizes the
United Auto Workers
The International Union, United Automobile, Aerospace, and Agricultural Implement Workers of America, better known as the United Auto Workers (UAW), is an American labor union that represents workers in the United States (including Puerto Rico ...
union following a
sit-down strike
A sit-down strike is a labour strike and a form of civil disobedience in which an organized group of workers, usually employed at factories or other centralized locations, take unauthorized or illegal possession of the workplace by "sitting ...
in
Flint, Michigan, that began in December 1936.
:Two months later, company guards beat up
United Auto Workers
The International Union, United Automobile, Aerospace, and Agricultural Implement Workers of America, better known as the United Auto Workers (UAW), is an American labor union that represents workers in the United States (including Puerto Rico ...
leaders at the
River Rouge Plant, in
River Rouge, Michigan
River Rouge (, french: link=no, Rivière Rouge, translation=red river) is a city in Wayne County in the U.S. state of Michigan. The population was 7,224 at the 2020 census.
The city is named after the River Rouge, which flows along the city's ...
.
;30 May 1937 (United States)
:Police kill 10 and wounded 30 during the
Memorial Day Massacre
In the Memorial Day massacre of 1937, the Chicago Police Department shot and killed ten unarmed demonstrators in Chicago, on May 30, 1937. The incident took place during the Little Steel strike in the United States.
Background
The incident ar ...
at the Republic Steel plant in Chicago.
;1938 (United States)
:
Congress of Industrial Organizations
The Congress of Industrial Organizations (CIO) was a federation of unions that organized workers in industrial unions in the United States and Canada from 1935 to 1955. Originally created in 1935 as a committee within the American Federation of ...
founded.
;1938 (United States)
:Chicago Newspaper Strike occurred.
;1938 (United States)
:Hilo, Hawaii, Massacre occurred.
;1938 (United States)
:Maytag Strike occurred.
;25 June 1938 (United States)
:The
Wages and Hours (later Fair Labor Standards) Act is passed, banning child labor and setting the 40-hour work week.
The Act went into effect in October 1940, and was upheld in the Supreme Court on 3 February 1941.
;1939 (United States)
:
Chrysler Auto Strike
The Chrysler Auto Strike began in October 1939 at the Dodge Main Plant in Detroit, Michigan, as a struggle between the Chrysler Auto manufacturer and the International Union, United Automobile, Aerospace and Agricultural Implement Workers of ...
occurred.

;1939 (United States)
:General Motors Tool and Die Makers' Strike occurred.
;27 February 1939 (United States)
:The Supreme Court rules that
sit-down strike
A sit-down strike is a labour strike and a form of civil disobedience in which an organized group of workers, usually employed at factories or other centralized locations, take unauthorized or illegal possession of the workplace by "sitting ...
s are illegal.
1940s
;1940 (United States)
:
Philip Murray
Philip Murray (May 25, 1886 – November 9, 1952) was a Scottish-born steelworker and an American labor leader. He was the first president of the Steel Workers Organizing Committee (SWOC), the first president of the United Steelworkers of ...
elected president of the
Congress of Industrial Organizations
The Congress of Industrial Organizations (CIO) was a federation of unions that organized workers in industrial unions in the United States and Canada from 1935 to 1955. Originally created in 1935 as a committee within the American Federation of ...
replacing John L. Lewis.
;1940 (United States)
:Ford Motor Strike occurred.
;1941 (United States)
:Allis-Chalmers Strike occurred.
;1941 (United States)
:Captive Coal Mines Strike occurred.
;1941 (United States)
:Detroit, Michigan Hate Strike against African Americans occurred.
;1941 (United States)
:International Harvester Strike occurred.
;1941 (United States)
:New York City Bus Strike occurred.
;1941 (United States)
:North American Aviation Strike occurred.
;20 June 1941 (United States)
:Henry Ford recognizes the UAW.
;15 December 1941 (United States)
:The AFL pledges that there will be no strikes in defense-related industry plants for the duration of the war.
;1942 (United States)
:National War Labor Board (1942–1945), National War Labor Board was established; the NWLB established formula for wartime wage adjustments.

;1942 (United States)
:United Steel Workers of America founded.

;1943 (United States)
:Fair Employment Practices Commission founded.
;1943 (United States)
:Smith-Connolly Act passed by
U.S. Congress
The United States Congress is the legislature of the federal government of the United States. It is bicameral, composed of a lower body, the House of Representatives, and an upper body, the Senate. It meets in the U.S. Capitol in Washing ...
. Act restricts the extent of political activities and strikes by unions during the duration of the war.
;1943 (United States)
:Bituminous Coal Strike occurred.
;1943 (United States)
:Detroit, Michigan Hate Strike against African Americans occurred.
;1943 (United States)
:Detroit Race Riot (1943), Detroit Race Riots against African Americans occurred.
;1944 (United States)
:Philadelphia transit strike of 1944, Philadelphia Transit Strike occurred.
;28 December 1944 (United States)
:President Franklin D. Roosevelt ordered the Army to seize the executive offices of Montgomery Ward, Montgomery Ward and Company after the corporation failed to comply with a National War Labor Board (1942–1945), National War Labor Board directive regarding union shops.
;1945 (International)
:
International Federation of Trade Unions
The International Federation of Trade Unions (also known as the Amsterdam International) was an international organization of trade unions, existing between 1919 and 1945. IFTU had its roots in the pre-war IFTU.
IFTU had close links to the Labou ...
becomes the World Federation of Trade Unions
;1945 (United States)
:Kelsey-Hayes Strike occurred.
;1945 (United States)
:New York City Longshoremen's Strike occurred.
;1945 (United States)
:Montgomery Ward Strike occurred.
;1945 (United States)
:Oil Workers' Strike occurred.
;1946 (United States)
:Workers in packinghouses nation-wide went on strike.
;1946 (United States)
:Bituminous Coal Strike of 1946 occurred.
;1946 (United States)
:Electrical Manufacturing Strike occurred.
;1946 (United States)
:General Motors Strike occurred.
;1946 (United States)
:Pittsburgh Power Strike occurred.
;1946 (United States)
:Railroad Strike occurred.
;1946 (United States)
:Steel Strike of 1946 occurred.
;1 April 1946 (United States)
:A strike by 400,000 mine workers in the U.S. began. U.S. troops seized railroads and coal mines the following month.
;4 October 1946 (United States)
:The U.S. Navy seized oil refineries in order to break a 20-state post-war strike.
;1947 (United States)
:Taft–Hartley Act passed by U.S. Congress. The Act restricted union practices and permitted states to ban union security agreements.
;1947 (United States)
:R.J. Reynolds Tobacco Company Strike occurred.
;1947 (United States)
:Telephone Strike occurred.
;20 June 1947 (United States)
:The Taft–Hartley Act, curbing strikes, was vetoed by President Truman. Congress overrode the veto.
;1948 (United States)
:Progressive Party (United States, 1948), Progressive Party founded.
;20 April 1948 (United States)
:Labor leader Walter Reuther was shot and seriously wounded by would-be assassins.
;1949 (International)
:
International Confederation of Free Trade Unions
The International Confederation of Free Trade Unions (ICFTU) was an international trade union. It came into being on 7 December 1949 following a split within the World Federation of Trade Unions (WFTU), and was dissolved on 31 October 2006 when ...
splits from the World Federation of Trade Unions
;1949 (United States)
:
Congress of Industrial Organizations
The Congress of Industrial Organizations (CIO) was a federation of unions that organized workers in industrial unions in the United States and Canada from 1935 to 1955. Originally created in 1935 as a committee within the American Federation of ...
expelled two unions for alleged communist influence.
;1949 (United States)
:Hawaii Dock Strike occurred.
1950s
;1950 (United States)
:
Congress of Industrial Organizations
The Congress of Industrial Organizations (CIO) was a federation of unions that organized workers in industrial unions in the United States and Canada from 1935 to 1955. Originally created in 1935 as a committee within the American Federation of ...
expelled nine unions for alleged communist influence.
;1950 (United States)
:
United Auto Workers
The International Union, United Automobile, Aerospace, and Agricultural Implement Workers of America, better known as the United Auto Workers (UAW), is an American labor union that represents workers in the United States (including Puerto Rico ...
and General Motors reached agreement on a contract that provided pensions and wage increases over the duration of the signed contract.
;1950 (United States)
:Western Federation of Miners#Salt of the Earth, ''Salt of the Earth'' Strike of New Mexico began.
;1950 (International)
:The Freedom of Association and Protection of the Right to Organise Convention, 1948, one of the two primary labor conventions of the International Labour Organization, ILO, came into force on 4 July.
;27 August 1950 (United States)
:President Truman ordered the U.S. Army to seize all the nation's railroads to prevent a general strike. The railroads were not returned to their owners until two years later.
;1951 (International)
:The Right to Organise and Collective Bargaining Convention, 1949, one of the two primary labor conventions of the International Labour Organization, ILO, came into force on 18 July.
;1952 (United States)
:George Meany is elected president of the
American Federation of Labor
The American Federation of Labor (A.F. of L.) was a national federation of labor unions in the United States that continues today as the AFL-CIO. It was founded in Columbus, Ohio, in 1886 by an alliance of craft unions eager to provide mutua ...
.
;1952 (United States)
:Walter Reuther is elected president of the
Congress of Industrial Organizations
The Congress of Industrial Organizations (CIO) was a federation of unions that organized workers in industrial unions in the United States and Canada from 1935 to 1955. Originally created in 1935 as a committee within the American Federation of ...
.
;1952 (United States)
:Steel Strike occurred.
;8 April 1952 (United States)
:President Truman ordered the U.S. Army to seize the nation's steel mills to avert a strike. The act was ruled to be illegal by the Supreme Court on 2 June.
;1953 (United States)
:
American Federation of Labor
The American Federation of Labor (A.F. of L.) was a national federation of labor unions in the United States that continues today as the AFL-CIO. It was founded in Columbus, Ohio, in 1886 by an alliance of craft unions eager to provide mutua ...
and the
Congress of Industrial Organizations
The Congress of Industrial Organizations (CIO) was a federation of unions that organized workers in industrial unions in the United States and Canada from 1935 to 1955. Originally created in 1935 as a committee within the American Federation of ...
reached an agreement to not raid from each other's membership.
;1953 (United States)
:
American Federation of Labor
The American Federation of Labor (A.F. of L.) was a national federation of labor unions in the United States that continues today as the AFL-CIO. It was founded in Columbus, Ohio, in 1886 by an alliance of craft unions eager to provide mutua ...
expelled the International Longshoremen's Union on grounds of corruption.
;1953 (United States)
:Louisiana Sugar Cane Workers' Strike occurred.
;1954 (United States)
:Kohler Strike occurred.
;1955 (United States)
:
United Auto Workers
The International Union, United Automobile, Aerospace, and Agricultural Implement Workers of America, better known as the United Auto Workers (UAW), is an American labor union that represents workers in the United States (including Puerto Rico ...
successfully negotiate with Ford Motor Company for supplementary unemployment benefits.
;1955 (United States)
:Southern Telephone Strike occurred.
;April 1955 (United States)
:Textile workers strike of 1955, in both New Bedford, Massachusetts, New Bedford and Fall River, Massachusetts, Fall River,
. Strike over a nickel raise was led and negotiated by Union President Manuel "Manny" Fernandes Jr., who resolved the strike and got the workers a nickel raise.
;5 December 1955 (United States)
:The two largest labor organizations in the U.S. merged to form the AFL–CIO, with a membership estimated at 15 million. George Meany served as the first president of the combined organization.
;1956 (United States)
:East Coast Longshoremen's Strike occurred.
;1956 (United States)
:Steel Strike of 1956 occurred.
;April 1956 (Canada)
:The largest Canadian trade union center, the Canadian Labour Congress (CLC), was formed.
;5 April 1956 (United States)
:Columnist Victor Riesel, a crusader against labor racketeers, was blinded in New York City when a hired assailant threw sulfuric acid in his face.
;1957 (United States)
:AFL–CIO, American Federation of Labor and Congress of Industrial Organizations expelled International Brotherhood of Teamsters#The influence of organized crime, International Brotherhood of Teamsters, Bakery Workers, and Laundry Workers on the grounds of corruption.
;1959 (United States)
:
U.S. Congress
The United States Congress is the legislature of the federal government of the United States. It is bicameral, composed of a lower body, the House of Representatives, and an upper body, the Senate. It meets in the U.S. Capitol in Washing ...
passed the Labor Management Reporting and Disclosure Act.
;1959 (United States)
:Steel strike of 1959 occurred.
;14 September 1959 (United States)
:The Landrum–Griffin Act passes, restricting union activity.
;7 November 1959 (United States)
:The Taft–Hartley Act is invoked by the Supreme Court to break a steel strike.
1960s
;1960 (United States)
:Negro American Labor Council founded.
;1960 (United States)
:General Electric Strike occurred.
;1960 (United States)
:Seamen's Strike occurred.
;1962 (United States)
:President John F Kennedy issues Executive Order 10988 establishing limited collective bargaining rights for federal employees and widely regarded as the impetus for the expansion of public sector bargaining rights at state and local levels in the years to come.
;1962 (United States)
:1962 New York City newspaper strike began.
;1962 (United States)
:East Coast Longshoremen's Strike began.
;1 April 1963 (United States)
:The 1962 New York City newspaper strike, longest newspaper strike in U.S. history ended. The 9 major newspapers in New York City had ceased publication over 114 days before.
;10 June 1963 (United States)
:Congress passed the Equal Pay Act of 1963, Equal Pay Act mandating equal pay to women.
;1965 (United States)
:United Farm Workers Organizing Committee founded.
;1965 (United States)
:Delano grape strike, California Grape Workers' Strike occurred.
;1966 (United States)
:New York Transportation Strike occurred.
;27 August–2 September 1966 (Canada)
:Nationwide rail transportation strike occurred.
;1967 (United States)
:Copper Strike started.
;1968 (United States)
:Members of four railroad unions voted overwhelmingly for the largest union merger ever in the railroad industry. The merger created a powerful new union called the United Transportation Union (UTU).
;1968 (United States)
:New York City teachers' strike of 1968, New York City Teachers' Strike occurred.
;May 1968 in France, May 1968 (France)
:What began as a student protest developed into a nationwide general strike.
;1968 (International)
:The ICFTU becomes the
World Confederation of Labour
The World Confederation of Labour (WCL) was an international labour organization founded in 1920 and based in Europe. Totalitarian governments of the 1930s repressed the federation and imprisoned many of its leaders, limiting operations until the ...
;1969 (United States)
:1969 Charleston hospital strike#Charleston hospital strike, Charleston, South Carolina, Hospital Workers' Strike occurred.
1970s
;1970 (United States)
:
U.S. Congress
The United States Congress is the legislature of the federal government of the United States. It is bicameral, composed of a lower body, the House of Representatives, and an upper body, the Senate. It meets in the U.S. Capitol in Washing ...
enacted Occupational Safety and Health Act.
;1970 (United States)
:General Motors Strike occurred.
;1970 (United States)
:Postal Workers Strike occurred.
;5 January 1970 (United States)
:Joseph Yablonski, unsuccessful reform candidate to unseat W. A. Boyle as President of the
United Mine Workers
The United Mine Workers of America (UMW or UMWA) is a North American labor union best known for representing coal miners. Today, the Union also represents health care workers, truck drivers, manufacturing workers and public employees in the Unit ...
, was murdered, along with his wife and daughter, in their Clarksville, Pennsylvania home by assassins acting on Boyle's orders. Boyle was later convicted of the killing.
:
West Virginia
West Virginia is a state in the Appalachian, Mid-Atlantic and Southeastern regions of the United States.The Census Bureau and the Association of American Geographers classify West Virginia as part of the Southern United States while the ...
miners went on strike the following day in protest.
;18 March 1970 (United States)
:The first mass work stoppage in the 195-year history of the United States Post Office Department began with a walkout of letter carriers in Brooklyn and Manhattan,
soon involving 210,000 of the nation's 750,000 postal employees. With mail service virtually paralyzed in New York, Detroit, and Philadelphia, President Nixon declared a state of national emergency and assigned military units to New York City post offices. The stand-off culminated two weeks later.

;29 July 1970 (United States)
:United Farm Workers forced California grape growers to sign an agreement after a five-year strike.
; 1971 (United Kingdom)
:1971 United Kingdom postal workers strike, United Kingdom postal workers strike from 20 January to 7 March 1971.
;1971 (United States)
:New York City Police Strike occurred.
:ILWU ILWU 1971 strike, International Longshore and Warehouse Union Strike From July 1, 1971 to February 20, 1972
;1972 (United States)
:Farah Clothing Workers' Strike and Boycott occurred.
;1972 (United States)
:Lordstown, Ohio, Auto Workers' Strike occurred.
;1972 (United States)
:Philadelphia Teachers Strike started.
;1974 (United States)
:Coalition of Labor Union Women formed.
;1974 (United States)
:Employment Retirement Income Security Act passed by
U.S. Congress
The United States Congress is the legislature of the federal government of the United States. It is bicameral, composed of a lower body, the House of Representatives, and an upper body, the Senate. It meets in the U.S. Capitol in Washing ...
.
;1974 (United States)
:Baltimore Police Strike occurred.
;1975 (United States)
:
U.S. Congress
The United States Congress is the legislature of the federal government of the United States. It is bicameral, composed of a lower body, the House of Representatives, and an upper body, the Senate. It meets in the U.S. Capitol in Washing ...
voted down union-sponsored bill to reform the basic United States labor laws.

;1 October 1975 (United States)
:Washington Post Pressmen's Strike occurred.
;1976 (United States)
:
U.S. Congress
The United States Congress is the legislature of the federal government of the United States. It is bicameral, composed of a lower body, the House of Representatives, and an upper body, the Senate. It meets in the U.S. Capitol in Washing ...
voted down union-sponsored bill to make it easier for construction unions to organize.
;1977 (United States)
:Bituminous Coal Strike of 1977–1978 started.
;1977 (United States)
:Coors Brewing Company#Labor issues, Coors Beer Strike and Boycott started.
;1977 (United States)
:J.P. Stevens Boycott began.
;1977 (United States)
:Willmar, Minnesota, Bank Workers' Strike began.
;1978 (United States)
:Wilkes-Barre, Pennsylvania Newspaper Strike began.
;1978 (United States)
:1978 New York City newspaper strike, New York City newspaper strike, lasted 88 days.

;1979 (United States)
:Lane Kirkland elected president of the AFL–CIO.
;1979 (United States)
:Independent Trucker Strike occurred.
;1979 (United States)
:The fil
''Norma Rae'' based on a real life character trying to unionize a textile mill, is released. It wins an Academy Award for best actress.
1980s
;September 1980 (Poland)
:The trade union Solidarity (Polish trade union), Solidarity (''Solidarność'') is established at the Gdańsk Shipyard, and originally led by Nobel Peace Prize winner Lech Wałęsa. Within the year the government implements Martial law in Poland, martial law in an attempt to quell nationwide civil unrest and protest.
;1980 (United States)
:Joyce Miller joined the AFL–CIO executive board as the first female board member.

;3 August 1981 (United States)
:Federal air traffic controllers began a Professional Air Traffic Controllers Organization (1968)#August 1981 strike, nationwide strike after their union rejected the government's final offer for a new contract. Most of the 13,000 striking controllers defied the back-to-work order, and were dismissed by President Reagan on 5 August.
Reagan ordered them to leave.
:Largest labor rally in United States history broke out in protest of Reagan's order.
;1982 (United States)
:Baseball Players' Strike occurred.
;October 1982 (United States)
:A boycott was initiated by the International Association of Machinists and Aerospace Workers, International Association of Machinists (IAM) against Brown & Sharpe. The National Labor Relations Board later charged Brown & Sharpe with regressive bargaining, and of entering into negotiations with the express purpose of not reaching an agreement with the union. ''(See International Association of Machinists and Aerospace Workers, IAM for more details.)''.
;1983 (United States)
:Phelps-Dodge Copper Strike commenced.
;1984 (United States)
:Yale University Clerical Workers' Strike began.
;1985 (United States)
:Hormel Meatpackers' Strike occurred but ultimately failed.
;1985 (United States)
:Los Angeles County Sanitation Strike occurred.
;1985 (United States)
:Yale University Clerical Workers' Strike ended.
;1985 (Vatican City)
:The Association of Vatican Lay Workers was formed, but was not recognized by the Vatican authorities until 1993. It is the sole trade union in Vatican City and represents the majority of the 3000 employees who work in the city state.
;1986 (United States)
:Trans World Airlines Flight Attendants' Strike occurred.
;1986 (United States)
:Steel strike of 1986, USX (United States Steel) Lockout occurred.
;6 October 1986 (United States)
:Female flight attendants won an 18-year lawsuit against United Airlines, which had fired them for getting married. The lawsuit was resolved when a U.S. district court approved the reinstatement of 475 attendants and $37 million back-pay settlement for 1,725 flight attendants. (United Airlines, Inc. v. McDonald, 432 U.S. 385 (1977))
;1987 (United States)
:Paperworkers' Strike and Lockout began.
;1987 (United States)
:Professional Football Players' Strike occurred.
;1988 (United Kingdom)
:1988 United Kingdom postal workers strike, United Kingdom postal workers strike from 31 August to 13 September 1988.
;1989 (United States)
:Eastern Airlines Workers' Strike occurred.
;1989 (United States)
:Pittston Coal strike, Pittston Coal Company Mine Workers' Strike occurred.
;4 April 1989 (Poland)
:Round table negotiations between Solidarity (Polish trade union), Solidarity and the then-Communist government result in semi-free parliamentary elections in Poland, a pivotal moment in revolutions of 1989, fall of the Iron Curtain in Eastern Europe. Solidarity (Polish trade union), Solidarity leader Lech Wałęsa is elected President in August of that year.
2000–present
2000s
;14 January 2003 (United States)
:20,000 employees at 48 plants in 33 states struck against General Electric, the first strike against GE in 33 years, over a plan to shift more health care costs to employees and retirees.
;2006 (International)
:The
World Confederation of Labour
The World Confederation of Labour (WCL) was an international labour organization founded in 1920 and based in Europe. Totalitarian governments of the 1930s repressed the federation and imprisoned many of its leaders, limiting operations until the ...
merges with the
International Confederation of Free Trade Unions
The International Confederation of Free Trade Unions (ICFTU) was an international trade union. It came into being on 7 December 1949 following a split within the World Federation of Trade Unions (WFTU), and was dissolved on 31 October 2006 when ...
and eight other trade union affiliations to found the International Trade Union Confederation.
2010s
2012 (United States)
: Coke workers of the Fossil Creek Facility (in Fort Worth) vote 215 to 191 to not be represented by The International Brotherhood of Teamsters.
2019 (United States)
:2019 General Motors strike, 2019 General Motors Strike occurred.
48,000 United Auto Workers representing Detroit GM factory employees went on strike from 15 September to 25 October to demand healthcare coverage, higher wages, increased job security, and gateway for temporary workers to become permanent.
2020s
2021 (United States)
: Starbucks workers voted to unionize three stores in Buffalo, New York, two of which are now recognized by the NLRB as Starbucks Workers United.
: Chris Smalls founded the Amazon Labor Union in New York City.
2022 (United States)
: Graduate student workers at MIT vote to organize with United Electrical, Radio and Machine Workers of America, UE.
See also
Asia:
*Labor unions in Japan
Europe
* European Trade Union Confederation
* Trade unions in the United Kingdom
North America:
*Labor unions in the United States
*List of worker deaths in United States labor disputes
*Timeline of labour issues and events in Canada
International:
*
Industrial Workers of the World
The Industrial Workers of the World (IWW), members of which are commonly termed "Wobblies", is an international labor union that was founded in Chicago in 1905. The origin of the nickname "Wobblies" is uncertain. IWW ideology combines gener ...
*International Trade Union Confederation
*World Federation of Trade Unions
*IWA–AIT, International Workers' Association
* IndustriALL Global Union
* International Confederation of Labor
* International comparisons of trade unions
General:
* List of strikes
* Opposition to trade unions
*Labour law
References
Adrian Paradis, ''The Labor Reference Book'' (Philadelphia: Chilton Book Co., 1972), 133–134.
Further reading
Archival sources
International Ladies Garment Workers Union. Louis Stulberg, President. Correspondence, 1945-1977 (bulk 1966-1975)(28 linear feet) are housed at the Kheel Center for Labor-Management Documentation and Archives, Cornell University Library
{{DEFAULTSORT:Timeline Of Labor Issues And Events
Labor history, *
Labor disputes, *
General strikes, *
Miners' labor disputes, *
Business timelines, Labor issues and events
Society-related timelines, Labor issues and events
History of the Industrial Workers of the World, Labor issues and events