USS Decatur (DD-5)
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The second USS ''Decatur'' was a in the
United States Navy The United States Navy (USN) is the naval warfare, maritime military branch, service branch of the United States Department of Defense. It is the world's most powerful navy with the largest Displacement (ship), displacement, at 4.5 millio ...
. She was named in honor of
Commodore Commodore may refer to: Ranks * Commodore (rank), a naval rank ** Commodore (Royal Navy), in the United Kingdom ** Commodore (India), in India ** Commodore (United States) ** Commodore (Canada) ** Commodore (Finland) ** Commodore (Germany) or ' ...
Stephen Decatur Commodore (United States), Commodore Stephen Decatur Jr. (; January 5, 1779 – March 22, 1820) was a United States Navy officer. He was born on the eastern shore of Maryland in Worcester County, Maryland, Worcester County. His father, Ste ...
.


Construction

The second ''Decatur'' later designated, "Destroyer No. 5", was laid down on 26 July 1899, by the William R. Trigg Company, in
Richmond Richmond most often refers to: * Richmond, British Columbia, a city in Canada * Richmond, California, a city in the United States * Richmond, London, a town in the London Borough of Richmond upon Thames, England * Richmond, North Yorkshire, a town ...
, Virginia; launched on 26 September 1900; sponsored by Miss Maria Decatur Mayo, great-grandniece of
Commodore Commodore may refer to: Ranks * Commodore (rank), a naval rank ** Commodore (Royal Navy), in the United Kingdom ** Commodore (India), in India ** Commodore (United States) ** Commodore (Canada) ** Commodore (Finland) ** Commodore (Germany) or ' ...
Decatur; and commissioned at the
Norfolk Navy Yard The Norfolk Naval Shipyard, often called the Norfolk Navy Yard and abbreviated as NNSY, is a United States Navy, U.S. Navy facility in Portsmouth, Virginia, for building, remodeling and repairing the Navy's ships. It is the oldest and largest ...
,
Portsmouth Portsmouth ( ) is a port city status in the United Kingdom, city and unitary authority in Hampshire, England. Most of Portsmouth is located on Portsea Island, off the south coast of England in the Solent, making Portsmouth the only city in En ...
, on 19 May 1902.


Service history


Pre-World War I

''Decatur'' was designated lead vessel of the 1st Torpedo Flotilla with whom she conducted drills and maneuvers along the Eastern Seaboard and in the
Caribbean The Caribbean ( , ; ; ; ) is a region in the middle of the Americas centered around the Caribbean Sea in the Atlantic Ocean, North Atlantic Ocean, mostly overlapping with the West Indies. Bordered by North America to the north, Central America ...
through the end of the year. During the summer of 1903, the flotilla was assigned to the Coast Squadron,
North Atlantic Fleet The North Atlantic Squadron was a section of the United States Navy operating in the North Atlantic. It was renamed as the North Atlantic Fleet in 1902. In 1905 the European Squadron, European and South Atlantic Squadron, South Atlantic squadr ...
, and took part in the search problem and joint maneuvers with the
Army An army, ground force or land force is an armed force that fights primarily on land. In the broadest sense, it is the land-based military branch, service branch or armed service of a nation or country. It may also include aviation assets by ...
on the coast of
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. ''Decatur'' then shifted to Oyster Bay, New York, to participate in a Presidential review for
President Theodore Roosevelt Theodore Roosevelt Jr. (October 27, 1858 – January 6, 1919), also known as Teddy or T.R., was the 26th president of the United States, serving from 1901 to 1909. Roosevelt previously was involved in New York (state), New York politics, incl ...
, from 15 to 17 August. After the review on 17 August, she cleared
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that same day and steamed for Norfolk, reaching there on 19 August. While at Norfolk, she and her fellow members of the 1st Torpedo Flotilla were fitted out for distant service. All were detached from the Coast Squadron, North Atlantic Fleet, on 26 September. Getting underway again on 12 November, the destroyer operated from
Hampton Roads Hampton Roads is a body of water in the United States that serves as a wide channel for the James River, James, Nansemond River, Nansemond, and Elizabeth River (Virginia), Elizabeth rivers between Old Point Comfort and Sewell's Point near whe ...
and conducted exercises off the
Virginia Capes The Virginia Capes are the two capes, Cape Charles to the north and Cape Henry to the south, that define the entrance to the Chesapeake Bay on the eastern coast of North America. The importance of the Chesapeake Bay in American history has lo ...
into December. On 12 December, she departed Hampton Roads as part of the First Torpedo Flotilla, , , , , and . Bound for service with the
Asiatic Squadron The Asiatic Squadron was a squadron (naval), squadron of United States Navy warships stationed in East Asia during the latter half of the 19th century. It was created in 1868 when the East India Squadron was disbanded. Vessels of the squadron w ...
, they initially steamed southward to
Port Royal Port Royal () was a town located at the end of the Palisadoes, at the mouth of Kingston Harbour, in southeastern Jamaica. Founded in 1494 by the Spanish, it was once the largest and most prosperous city in the Caribbean, functioning as the cen ...
, South Carolina, December 14–16, then on to
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, December 18–23. While at Key West, the
auxiliary cruiser An armed merchantman is a merchant ship equipped with guns, usually for defensive purposes, either by design or after the fact. In the days of sail, piracy and privateers, many merchantmen would be routinely armed, especially those engaging in lo ...
relieved ''Baltimore'' as the flotilla's escort for the remainder of the journey to the
Far East The Far East is the geographical region that encompasses the easternmost portion of the Asian continent, including North Asia, North, East Asia, East and Southeast Asia. South Asia is sometimes also included in the definition of the term. In mod ...
. The force spent Christmas Day at sea and arrived at
San Juan San Juan, Spanish for Saint John (disambiguation), Saint John, most commonly refers to: * San Juan, Puerto Rico * San Juan, Argentina * San Juan, Metro Manila, a highly urbanized city in the Philippines San Juan may also refer to: Places Arge ...
, Puerto Rico, on 29 December, and spent the New Year’s holidays in port there. Resuming their eastward passage across the
Atlantic The Atlantic Ocean is the second largest of the world's five oceanic divisions, with an area of about . It covers approximately 17% of Earth's surface and about 24% of its water surface area. During the Age of Discovery, it was known for se ...
, on 6 January 1904, the flotilla reached Las Palmas Gran Canaria, in the Canary Islands, on 18 January. Clearing the island on 24 January, the ships proceeded to
Gibraltar Gibraltar ( , ) is a British Overseas Territories, British Overseas Territory and British overseas cities, city located at the southern tip of the Iberian Peninsula, on the Bay of Gibraltar, near the exit of the Mediterranean Sea into the A ...
January 27–31;
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,
French Algeria French Algeria ( until 1839, then afterwards; unofficially ; ), also known as Colonial Algeria, was the period of History of Algeria, Algerian history when the country was a colony and later an integral part of France. French rule lasted until ...
, February 1–7; and
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, Malta, February 9–21. The flotilla and ''Buffalo'' had to lay over for twelve days while ''Barry'' went into drydock to have her
propeller A propeller (often called a screw if on a ship or an airscrew if on an aircraft) is a device with a rotating hub and radiating blades that are set at a pitch to form a helical spiral which, when rotated, exerts linear thrust upon a working flu ...
s repaired after damaging them while
mooring A mooring is any permanent structure to which a seaborne vessel (such as a boat, ship, or amphibious aircraft) may be secured. Examples include quays, wharfs, jetties, piers, anchor buoys, and mooring buoys. A ship is secured to a mooring to ...
. With the repairs completed, they continued on to
Port Said Port Said ( , , ) is a port city that lies in the northeast Egypt extending about along the coast of the Mediterranean Sea, straddling the west bank of the northern mouth of the Suez Canal. The city is the capital city, capital of the Port S ...
, Egypt, February 25–26 February, transited the
Suez Canal The Suez Canal (; , ') is an artificial sea-level waterway in Egypt, Indo-Mediterranean, connecting the Mediterranean Sea to the Red Sea through the Isthmus of Suez and dividing Africa and Asia (and by extension, the Sinai Peninsula from the rest ...
to
Suez Suez (, , , ) is a Port#Seaport, seaport city with a population of about 800,000 in north-eastern Egypt, located on the north coast of the Gulf of Suez on the Red Sea, near the southern terminus of the Suez Canal. It is the capital and largest c ...
, Egypt, February 28–29,before steaming down the
Red Sea The Red Sea is a sea inlet of the Indian Ocean, lying between Africa and Asia. Its connection to the ocean is in the south, through the Bab-el-Mandeb Strait and the Gulf of Aden. To its north lie the Sinai Peninsula, the Gulf of Aqaba, and th ...
, to
Aden Aden () is a port city located in Yemen in the southern part of the Arabian peninsula, on the north coast of the Gulf of Aden, positioned near the eastern approach to the Red Sea. It is situated approximately 170 km (110 mi) east of ...
, March 4–9. Steaming out of Aden, on 9 March, the flotilla crossed the
Arabian Sea The Arabian Sea () is a region of sea in the northern Indian Ocean, bounded on the west by the Arabian Peninsula, Gulf of Aden and Guardafui Channel, on the northwest by Gulf of Oman and Iran, on the north by Pakistan, on the east by India, and ...
to
Bombay Mumbai ( ; ), also known as Bombay ( ; its official name until 1995), is the capital city of the Indian States and union territories of India, state of Maharashtra. Mumbai is the financial centre, financial capital and the list of cities i ...
, current day Mumbai, India, March 15–23, then proceeded to the British possessions at
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, Ceylon, current day Sri Lanka, March 26–27, and
Singapore Singapore, officially the Republic of Singapore, is an island country and city-state in Southeast Asia. The country's territory comprises one main island, 63 satellite islands and islets, and one outlying islet. It is about one degree ...
April 3–9,before steaming through the
South China Sea The South China Sea is a marginal sea of the Western Pacific Ocean. It is bounded in the north by South China, in the west by the Indochinese Peninsula, in the east by the islands of Taiwan island, Taiwan and northwestern Philippines (mainly Luz ...
to her new station in the
Philippine Islands The Philippines, officially the Republic of the Philippines, is an Archipelagic state, archipelagic country in Southeast Asia. Located in the western Pacific Ocean, it consists of List of islands of the Philippines, 7,641 islands, with a tot ...
. The flotilla and its escort stood in to the Navy Yard at
Cavite Cavite, officially the Province of Cavite (; Chavacano: ''Provincia de Cavite''), is a Provinces of the Philippines, province of the Philippines located in the Calabarzon region. On the southern shores of Manila Bay and southwest of Manila, i ...
, on 14 April. Upon their arrival, the ships were assigned to the Torpedo Flotilla, Battleship Squadron, Asiatic Fleet. The
flotilla A flotilla (from Spanish, meaning a small ''flota'' ( fleet) of ships), or naval flotilla, is a formation of small warships that may be part of a larger fleet. Composition A flotilla is usually composed of a homogeneous group of the same cla ...
engaged in
torpedo A modern torpedo is an underwater ranged weapon launched above or below the water surface, self-propelled towards a target, with an explosive warhead designed to detonate either on contact with or in proximity to the target. Historically, such ...
attacks and practical exercises with the "Battleship Squadron" on the China coast, May–October 1904. In March 1905, ''Decatur'' entered the
yard The yard (symbol: yd) is an English units, English unit of length in both the British imperial units, imperial and US United States customary units, customary systems of measurement equalling 3 foot (unit), feet or 36 inches. Sinc ...
at
Hong Kong Hong Kong)., Legally Hong Kong, China in international treaties and organizations. is a special administrative region of China. With 7.5 million residents in a territory, Hong Kong is the fourth most densely populated region in the wor ...
, for docking and overhaul. After returning to Cavite, on 15 April 1905, the flotilla conducted a cruise of the Philippine archipelago, as far south as the islands of
Borneo Borneo () is the List of islands by area, third-largest island in the world, with an area of , and population of 23,053,723 (2020 national censuses). Situated at the geographic centre of Maritime Southeast Asia, it is one of the Greater Sunda ...
, Tawi Tawi, and
Mindanao Mindanao ( ) is the List of islands of the Philippines, second-largest island in the Philippines, after Luzon, and List of islands by population, seventh-most populous island in the world. Located in the southern region of the archipelago, the ...
. After this cruise, the flotilla crossed the South China Sea, and again conducted tactical training and exercises with the fleet's battleship and cruiser squadrons off the Chinese coast, from July–September. Returning to the Philippines, ''Decatur'' was placed in reserve at Cavite, on 5 December 1905. For the next three years, she made infrequent cruises, two of note, however, included one to the southern Philippines, January–February 1908, and the other to
Saigon Ho Chi Minh City (HCMC) ('','' TP.HCM; ), commonly known as Saigon (; ), is the most populous city in Vietnam with a population of around 14 million in 2025. The city's geography is defined by rivers and canals, of which the largest is Saigo ...
,
French Indochina French Indochina (previously spelled as French Indo-China), officially known as the Indochinese Union and after 1941 as the Indochinese Federation, was a group of French dependent territories in Southeast Asia from 1887 to 1954. It was initial ...
, present day Ho Chi Minh City, Vietnam. Departing Cavite, she steamed for the French possession on 17 May 1908, and made her return ten days later. Seven weeks later, on 7 July 1908,
Ensign Ensign most often refers to: * Ensign (flag), a flag flown on a vessel to indicate nationality * Ensign (rank), a navy (and former army) officer rank Ensign or The Ensign may also refer to: Places * Ensign, Alberta, Alberta, Canada * Ensign, Ka ...
Chester W. Nimitz Chester William Nimitz (; 24 February 1885 – 20 February 1966) was a fleet admiral in the United States Navy. He played a major role in the naval history of World War II as Commander in Chief, US Pacific Fleet, and Commander in Chief, ...
, ''Decatur''s commanding officer, ran the destroyer aground on a mudbank while bringing her into the harbor at
Batangas Batangas, officially the Province of Batangas ( ), is a first class province of the Philippines located in the southwestern part of Luzon in the Calabarzon region. According to the 2020 census, it has a population of 2,908,494 people, making ...
. He was both unsure of his position and had failed to check the tides. When he could not get the ship off immediately, he ordered a cot to be brought to the bridge, and he slept until the tide rose and freed the ship. He was subsequently
court-martialed A court-martial (plural ''courts-martial'' or ''courts martial'', as "martial" is a postpositive adjective) is a military court or a trial conducted in such a court. A court-martial is empowered to determine the guilt of members of the mili ...
and found guilty of neglect of duty. Given his otherwise exemplary record and ready willingness to accept responsibility for his failure, the court only issued the young Nimitz a
letter of reprimand A letter of reprimand is a US Department of Defense procedure involving a letter to an employee or service member from their superior that details the wrongful actions of the person and the punishment that can be expected. A ''Formal Letter of R ...
. ''Decatur'' was later placed out of commission at Olongapo Naval Station, on 18 February 1909. ''Decatur'' was placed back into commission in reserve, on 22 April 1910 and then placed back into full commission, on 22 December 1910. The destroyer resumed training and operations with the Torpedo Flotilla, Asiatic Fleet, cruising in the southern Philippines. On 18 July 1911, she cleared
Manila Manila, officially the City of Manila, is the Capital of the Philippines, capital and second-most populous city of the Philippines after Quezon City, with a population of 1,846,513 people in 2020. Located on the eastern shore of Manila Bay on ...
, and steamed to
Shanghai Shanghai, Shanghainese: , Standard Chinese pronunciation: is a direct-administered municipality and the most populous urban area in China. The city is located on the Chinese shoreline on the southern estuary of the Yangtze River, with the ...
, July 22–August 15, before visiting
Japan Japan is an island country in East Asia. Located in the Pacific Ocean off the northeast coast of the Asia, Asian mainland, it is bordered on the west by the Sea of Japan and extends from the Sea of Okhotsk in the north to the East China Sea ...
. She called at
Hakodate is a Cities of Japan, city and seaports of Japan, port located in Oshima Subprefecture, Hokkaido, Japan. It is the capital city of Oshima Subprefecture. As of January 31, 2024, the city had an estimated population of 239,813 with 138,807 househol ...
, Hokkaido, August 21–27,
Yokohama is the List of cities in Japan, second-largest city in Japan by population as well as by area, and the country's most populous Municipalities of Japan, municipality. It is the capital and most populous city in Kanagawa Prefecture, with a popu ...
, Honshu, August 29–September 14, and
Nagasaki , officially , is the capital and the largest Cities of Japan, city of Nagasaki Prefecture on the island of Kyushu in Japan. Founded by the Portuguese, the port of Portuguese_Nagasaki, Nagasaki became the sole Nanban trade, port used for tr ...
, Kyushu, September 17–25, before making her return to Shanghai, on 26 September. Departing on 20 October, she visited Siakwan, Siachwan Tao, then entered the
Yangtze River The Yangtze or Yangzi ( or ) is the longest river in Eurasia and the third-longest in the world. It rises at Jari Hill in the Tanggula Mountains of the Tibetan Plateau and flows including Dam Qu River the longest source of the Yangtze, i ...
, where she would remain into 1912, visiting cities like Chinkiang Wuhu, Shanghai, and
Nanking Nanjing or Nanking is the capital of Jiangsu, a province in East China. The city, which is located in the southwestern corner of the province, has 11 districts, an administrative area of , and a population of 9,423,400. Situated in the Yan ...
,to 26 June, when she arrived at Shanghai, to dock at the yard there on 28 June 1912. Undocking on 12 July, she cleared the Yangtze, and went to sea to steam to
Chefoo Yantai, formerly known as Chefoo, is a coastal prefecture-level city on the Shandong Peninsula in northeastern Shandong province of the People's Republic of China. Lying on the southern coast of the Bohai Strait, Yantai borders Qingdao o ...
, July 22, before returning to Shanghai, on 24 July. Standing down the Yangtze, into the
Yellow Sea The Yellow Sea, also known as the North Sea, is a marginal sea of the Western Pacific Ocean located between mainland China and the Korean Peninsula, and can be considered the northwestern part of the East China Sea. Names It is one of four ...
, ''Decatur'' arrived back at Olongapo, on 5 August, then shifted to Manila, on 8 October. She returned to Olongapo, and docked there on 16 November. Undocking, she made a quick run to Manila, on Boxing Day, and returned to Olongapo, that same day. She remained there into 1913. ''Decatur'' got underway on 24 March 1913, from Olongapo and steamed to
Iloilo Iloilo ( ; ), officially the Province of Iloilo (; ; ; ), is a province in the Philippines located in the Western Visayas region. Its capital and largest city is Iloilo City, the regional center of Western Visayas and politically independen ...
, March 25–31, before standing in to the Navy Yard at Cavite, on 1 April. Shifting back to Olongapo, on 5 May, she docked at the yard there. Clearing the yard, she periodically patrolled cruised Philippine waters and visited the multiple islands of the archipelago.


World War I

With the outbreak of
World War I World War I or the First World War (28 July 1914 – 11 November 1918), also known as the Great War, was a World war, global conflict between two coalitions: the Allies of World War I, Allies (or Entente) and the Central Powers. Fighting to ...
, in Europe, in August 1914, ''Decatur'' and the other destroyers of the flotilla cruised under orders in the southern islands of the Philippines, and remained in the archipelago into 1917. During that time, she laid out torpedo ranges, patrolled the entrance to Manila Bay, and was on reconnaissance duty when not engaged in target practices and training in tactical maneuvers. One incident of note occurred during this time. On 9 September 1915, there was an explosion in the ordnance workshop and storeroom, while the vessel was anchored off Cavite. The blast resulted in one enlisted man killed, two mortally wounded, and six others injured. Later that year, she cleared Manila, and steamed to China, visiting
Amoy Xiamen,), also known as Amoy ( ; from the Zhangzhou Hokkien pronunciation, zh, c=, s=, t=, p=, poj=Ē͘-mûi, historically romanized as Amoy, is a sub-provincial city in southeastern Fujian, People's Republic of China, beside the Taiwan Stra ...
, November 8–10, and Shanghai, November 16–December 12, before making her return to Manila, on 17 December. Getting underway with ''Dale'' in early January 1916, from Manila Bay, they made a tour of the southern islands of the Philippines calling at Zamboanga,
Jolo Jolo () is a volcanic island in the southwest Philippines and the primary island of the province of Sulu, on which the capital of the same name is situated. It is located in the Sulu Archipelago, between Borneo and Mindanao, and has a populatio ...
,
Bongao Bongao, officially the Municipality of Bongao (), is a municipality and capital of the province of Tawi-Tawi, Philippines. According to the 2020 census, it has a population of 116,118 people. History Evidence of human presence in Bongao w ...
,
Parang Parang is a popular folk music originating from Venezuela and Trinidad and Tobago that was brought to Trinidad and Tobago by Venezuelan migrants who were primarily of Amerindian, Spanish, Mestizo, Pardo, and African heritage, something whic ...
, and
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, before returning to Manila, on 21 February. The destroyer departed Cavite, on 9 August and steamed to Zamboanga, and other islands in the southern Philippines, before standing in to Olongapo on 18 October. With the US declaration of war against Germany, on 6 April 1917, ''Decatur'' was still stationed in the Philippine Islands, based at Cavite, assigned to the 1st Destroyer Division, Torpedo Flotilla, Asiatic Fleet. She continued in this duty until 31 July. Ordered to service in European waters, ''Decatur'' sailed from Cavite in company with ''Dale'', ''Bainbridge'', ''Barry'', and ''Chauncey'' on 1 August 1917. The force was bound for Gibraltar, Base No. 9, via
Kudat Kudat () is the capital of the Kudat District in the Kudat Division of Sabah, Malaysia. Its population was estimated to be around 29,025 in 2010. It is located on the Kudat Peninsula, about north of Kota Kinabalu, the state capital, and is nea ...
,
British North Borneo North Borneo (usually known as British North Borneo, also known as the State of North Borneo) was a British protectorate in the northern part of the island of Borneo, (present-day Sabah). The territory of North Borneo was originally establish ...
, currently Brunei, Singapore, where they fell in with and the former-German
merchantman A merchant ship, merchant vessel, trading vessel, or merchantman is a watercraft that transports cargo or carries passengers for hire. This is in contrast to pleasure craft, which are used for personal recreation, and naval ships, which are us ...
, turned Asiatic Torpedo Flotilla flagship, ''Camilla Rickmers'', Colombo, Bombay, and Aden. Passing through the Suez Canal, on 24 September, they entered the
Mediterranean The Mediterranean Sea ( ) is a sea connected to the Atlantic Ocean, surrounded by the Mediterranean basin and almost completely enclosed by land: on the east by the Levant in West Asia, on the north by Anatolia in West Asia and Southern ...
and steamed to Valetta. ''Camilla Rickmers'' speed slowed the destroyers' transit to the Atlantic. Departing Malta, the destroyers set a course for
Naples Naples ( ; ; ) is the Regions of Italy, regional capital of Campania and the third-largest city of Italy, after Rome and Milan, with a population of 908,082 within the city's administrative limits as of 2025, while its Metropolitan City of N ...
, Italy. While en route on 8 October, ''Decatur'' sighted a
submarine A submarine (often shortened to sub) is a watercraft capable of independent operation underwater. (It differs from a submersible, which has more limited underwater capability.) The term "submarine" is also sometimes used historically or infor ...
around 13:00, off her starboard beam, approximately distant. She fired one shot from her forward gun just as the U-boat submerged. The shot, however, fell short. They saw no further evidence of the submarine for an hour, when at 14:00, the U-boat reappeared on the horizon about
astern This list of ship directions provides succinct definitions for terms applying to spatial orientation in a marine environment or location on a vessel, such as ''fore'', ''aft'', ''astern'', ''aboard'', or ''topside''. Terms * Abaft (prepositi ...
the destroyer. This was followed by an explosion and then the submarine was no longer seen. Continuing on, the flotilla reached Gibraltar, on 20 October.
Vice Admiral Vice admiral is a senior naval flag officer rank, usually equivalent to lieutenant general and air marshal. A vice admiral is typically senior to a rear admiral and junior to an admiral. Australia In the Royal Australian Navy, the rank of Vice ...
William S. Sims William Sowden Sims (October 15, 1858 – September 28, 1936) was an admiral in the United States Navy who fought during the late 19th and early 20th centuries to modernize the navy. During World War I, he commanded all United States naval force ...
,
Commander Commander (commonly abbreviated as Cmdr.) is a common naval officer rank as well as a job title in many army, armies. Commander is also used as a rank or title in other formal organizations, including several police forces. In several countri ...
, US Naval Forces Operating in European Waters, extended a commendation to the destroyer force on their successful passage from Cavite, to Gibraltar on 23 October. Assigned to the US Patrol Squadrons, under
Rear Admiral Rear admiral is a flag officer rank used by English-speaking navies. In most European navies, the equivalent rank is called counter admiral. Rear admiral is usually immediately senior to commodore and immediately below vice admiral. It is ...
Albert P. Niblack, ''Decatur'' departed Gibraltar, on 29 October, in company with ''Dale'' and , to conduct an
anti-submarine An anti-submarine weapon (ASW) is any one of a number of devices that are intended to act against a submarine and its crew, to destroy (sink) the vessel or reduce its capability as a weapon of war. In its simplest sense, an anti-submarine weapon ...
patrol, she returned the next morning without having made contact. This was the beginning of her convoy escort and anti-submarine patrol duties in both the Atlantic and Mediterranean. On 21 December 1917, she entered
dry dock A dry dock (sometimes drydock or dry-dock) is a narrow basin or vessel that can be flooded to allow a load to be floated in, then drained to allow that load to come to rest on a dry platform. Dry docks are used for the construction, maintenance, ...
, at the Gibraltar Navy Yard, and undocked after overhaul on 10 January 1918. While conducting a convoy escort mission on 22 February, the US merchantman mistook ''Decatur'' for an enemy U-boat and fired seven shots at the destroyer. All the rounds fell short and the ship suffered no damage. Several weeks later, on 14 March, the ship's crew went to
general quarters General quarters, battle stations, or action stations is an announcement made aboard a navy, naval warship to signal that all hands (everyone available) aboard a ship must go to battle stations (the positions they are to assume when the ves ...
when a wake from a
periscope A periscope is an instrument for observation over, around or through an object, obstacle or condition that prevents direct line-of-sight observation from an observer's current position. In its simplest form, it consists of an outer case with ...
was reported. The ship went to full speed and when the ship had closed to half the distance, the wake disappeared. She circled the area trying to confirm whether a submarine was actually present in order to fire a shot. With no further evidence of a submarine, she neither fired her guns nor dropped
depth charges A depth charge is an anti-submarine warfare (ASW) weapon designed to destroy submarines by detonating in the water near the target and subjecting it to a destructive hydraulic shock. Most depth charges use high explosives with a fuze set to deto ...
. Again on escort duty, just over a month later, on 16 April, ''Decatur'' traversed over what she believed was a submarine wake and dropped a depth charge with no positive result. ''Decatur'' coaled on 1 May 1918, and received orders at noon the next day to get underway to proceed with ''Dale'' to meet Convoy G-Ga 20 which had been attacked by a U-boat at 03:00, clearing Gibraltar, at 15:40, the destroyers made their best speed and sighted the convoy at 13:00, on 3 May. Taking up station along with , the escorts conveyed the ships in to Gibraltar, on 4 May. ''Decatur'' sortied again on 16 May 1918, with , , ''Dale'', and ''Bainbridge'', escorting Convoy HG 76, with as ocean escort into the danger zone. While en route, ''Bainbridge'' sighted a suspicious object but there was negative contact. The escorts parted at 17:15. on 17 May, and proceeded southward to meet a 20-ship convoy escorted by . Meeting the inbound convoy at daybreak on 18 May, they all stood in to Gibraltar, at 06:00, on 19 May. ''Decatur'' sortied again on 9 June, this time in company with , , and ''Dale'' to escort the 29-ship Convoy HG 82, with as ocean escort into the danger zone. Leaving HG 82 at noon on 10 June, they met Convoy OM 74, 15 ships with as ocean escort, and brought them in to port on 11 June. ''Decatur'' was underway again on 12 June, with ''Coreopsis'', ''Kilkeel'', and ''Dale''. Rendezvousing with the 11-ship convoy with ''Tampa'' as ocean escort off
Ceuta Ceuta (, , ; ) is an Autonomous communities of Spain#Autonomous cities, autonomous city of Spain on the North African coast. Bordered by Morocco, it lies along the boundary between the Mediterranean Sea and the Atlantic Ocean. Ceuta is one of th ...
, and escorted it through the
straits A strait is a water body connecting two seas or water basins. The surface water is, for the most part, at the same elevation on both sides and flows through the strait in both directions, even though the topography generally constricts the ...
to around , near the
Azores The Azores ( , , ; , ), officially the Autonomous Region of the Azores (), is one of the two autonomous regions of Portugal (along with Madeira). It is an archipelago composed of nine volcanic islands in the Macaronesia region of the North Atl ...
, where they parted company to meet and the seven ship OE convoy on 13 June, and shepherding them in to Gibraltar the next day. Underway again accompanied by ''Coreopsis'', ''Rule'', ''Kilkeel'', and ''Dale'', ''Decatur'' escorted Convoy HG 84's 19 ships through the danger zone on 17 June. The next day they were joined by and ''Birmingham'' as ocean escort. Having brought HG 84 through the danger zone, the escorts parted company and stood to the northeast to await Convoy OM 76. This latter 14-ship convoy with as ocean escort, was met at 16:00 on 18 June, and safely brought into Gibraltar the next day. ''Dale'' entered the dockyard at Gibraltar on 1 July, for retubing her boilers. At the same time, ''Bainbridge'' and ''Barry'' were also deemed unfit and required to enter the yard for significant repairs and overhaul. As a result, this left the Destroyer Force at Gibraltar with only three serviceable ships, ''Decatur'', , and , which prompted the dispatch of and , to Gibraltar. ''Decatur'' continued to perform her escort duties through the summer and autumn of 1918. On 20 September, while at sea on escort duty with the
Coast Guard cutter United States Coast Guard Cutter is the term used by the U.S. Coast Guard for its commissioned vessels. They are or greater in length and have a permanently assigned crew with accommodations aboard. They carry the ship prefix USCGC. Histo ...
ahead, the destroyer sighted a U-boat on the starboard side of the convoy. ''Decatur'' went to full speed and steamed directly for the object. At 11:22, she dropped her first depth charge, followed by three additional, only two of which detonated. At 11:38, she sighted an oil slick, and dropped two further depth charges. There was no proof of positive result from the attack. In the waning days of the war, on 9 November, ''Decatur'' and were escorting the British
pre-dreadnought Pre-dreadnought battleships were sea-going battleships built from the mid- to late- 1880s to the early 1900s. Their designs were conceived before the appearance of in 1906 and their classification as "pre-dreadnought" is retrospectively appl ...
battleship , off
Cape Spartel Cape Spartel (; ; ) is a promontory in Morocco about above sea level at the entrance to the Strait of Gibraltar, 12 km west of Tangier. It is the northwesternmost point of the African continent. Below the cape are the Caves of Hercules. Des ...
, west of Gibraltar, when at 07:14, the ''Britannia'' was torpedoed by . In response, ''Decatur'' went to full speed and dropped four depth charges to keep the U-boat submerged. and , also sped to the scene and responded likewise. Other ships arrived to assist with salvage attempts, but the battleship sank at 10:47. Afterward, ''Decatur'' returned to Gibraltar. Two days after the sinking, the
Armistice An armistice is a formal agreement of warring parties to stop fighting. It is not necessarily the end of a war, as it may constitute only a cessation of hostilities while an attempt is made to negotiate a lasting peace. It is derived from t ...
ending hostilities went into effect on 11 November.


Post-WW I

With the war over, ''Decatur'' was dispatched for a return to the United States. Clearing Gibraltar, on 8 December 1918, she steamed to
Lisbon Lisbon ( ; ) is the capital and largest city of Portugal, with an estimated population of 567,131, as of 2023, within its administrative limits and 3,028,000 within the Lisbon Metropolitan Area, metropolis, as of 2025. Lisbon is mainlan ...
, Portugal, December 9–11, thence to
Ponta Delgada Ponta Delgada (; ) is the largest municipality (''concelho'') and executive capital of the Autonomous Region of the Azores in Portugal. It is located on São Miguel Island, the largest and most populous in the archipelago. As of 2021, it has 67,2 ...
, Base No. 13, Azores, December 13–20, then on to
Bermuda Bermuda is a British Overseas Territories, British Overseas Territory in the Atlantic Ocean, North Atlantic Ocean. The closest land outside the territory is in the American state of North Carolina, about to the west-northwest. Bermuda is an ...
, Base No. 24, where she arrived on 29 December. She remained there through the end of the year and into January 1919. Her departure was delayed by the need to rivet a strengthening strap to reinforce her hull. With her repairs completed she departed on 5 February 1919. ''Decatur'' finally made her return to the US, standing in to the
Philadelphia Navy Yard The Philadelphia Naval Shipyard was the first United States Navy shipyard and was historically important for nearly two centuries. Construction of the original Philadelphia Naval Shipyard began during the American Revolution in 1776 at Front ...
, on 6 February 1919. The destroyer was decommissioned there on 20 June 1919. Stricken from the
Navy list A Navy Directory, Navy List or Naval Register is an official list of naval officers, their ranks and seniority, the ships which they command or to which they are appointed, etc., that is published by the government or naval authorities of a co ...
on 15 September, ''Decatur'' was sold on 3 January 1920, to Henry A. Hitner's Sons Company, Philadelphia, for scrapping.


Noteworthy commanding officers

*
Lieutenant A lieutenant ( , ; abbreviated Lt., Lt, LT, Lieut and similar) is a Junior officer, junior commissioned officer rank in the armed forces of many nations, as well as fire services, emergency medical services, Security agency, security services ...
Lloyd Horwitz Chandler, 19 May 1902 – 22 April 1904, later
Rear Admiral Rear admiral is a flag officer rank used by English-speaking navies. In most European navies, the equivalent rank is called counter admiral. Rear admiral is usually immediately senior to commodore and immediately below vice admiral. It is ...
* Lieutenant
Dudley Wright Knox Commodore Dudley Wright Knox (21 June 1877 – 11 June 1960) was an officer in the United States Navy during the Spanish–American War and World War I. He was also a prominent naval historian, who for many years oversaw the Navy Department's hi ...
, 22 April 1904 – 24 March 1906, later
Commodore Commodore may refer to: Ranks * Commodore (rank), a naval rank ** Commodore (Royal Navy), in the United Kingdom ** Commodore (India), in India ** Commodore (United States) ** Commodore (Canada) ** Commodore (Finland) ** Commodore (Germany) or ' ...
, named in his honor *
Ensign Ensign most often refers to: * Ensign (flag), a flag flown on a vessel to indicate nationality * Ensign (rank), a navy (and former army) officer rank Ensign or The Ensign may also refer to: Places * Ensign, Alberta, Alberta, Canada * Ensign, Ka ...
Chester William Nimitz, 1 July 1908 – 29 July 1908, later
Fleet admiral An admiral of the fleet or shortened to fleet admiral is a senior naval flag officer rank, usually equivalent to field marshal and marshal of the air force. An admiral of the fleet is typically senior to an admiral. It is also a generic ter ...
and
Chief of Naval Operations The chief of naval operations (CNO) is the highest-ranking officer of the United States Navy. The position is a statutory office () held by an Admiral (United States), admiral who is a military adviser and deputy to the United States Secretary ...
– named in his honor * Lieutenant commander Harry Adrian McClure, 31 January 1918 – 4 August 1918, later Commodore


References


Bibliography

* *


Further reading

* * {{DEFAULTSORT:Decatur (DD-5) Bainbridge-class destroyers Philippine–American War ships of the United States World War I destroyers of the United States Ships built in Richmond, Virginia 1900 ships