Iberian Pact
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The Iberian Pact (''Pacto Ibérico'') or Peninsular Pact, formally the Portuguese–Spanish Treaty of Friendship and Non-Aggression, was a
non-aggression pact A non-aggression pact or neutrality pact is a treaty between two or more states/countries that includes a promise by the signatories not to engage in military action against each other. Such treaties may be described by other names, such as a t ...
that was signed at
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 ...
, just a few days before the end of the
Spanish Civil War The Spanish Civil War () was a military conflict fought from 1936 to 1939 between the Republican faction (Spanish Civil War), Republicans and the Nationalist faction (Spanish Civil War), Nationalists. Republicans were loyal to the Left-wing p ...
, on 17 March 1939 by Portuguese Prime Minister
António de Oliveira Salazar António de Oliveira Salazar (28 April 1889 – 27 July 1970) was a Portuguese statesman, academic, and economist who served as Portugal's President of the Council of Ministers of Portugal, President of the Council of Ministers from 1932 to 1 ...
, representing
Portugal Portugal, officially the Portuguese Republic, is a country on the Iberian Peninsula in Southwestern Europe. Featuring Cabo da Roca, the westernmost point in continental Europe, Portugal borders Spain to its north and east, with which it share ...
, and
Ambassador An ambassador is an official envoy, especially a high-ranking diplomat who represents a state and is usually accredited to another sovereign state or to an international organization as the resident representative of their own government or so ...
Nicolás Franco, representing
Spain Spain, or the Kingdom of Spain, is a country in Southern Europe, Southern and Western Europe with territories in North Africa. Featuring the Punta de Tarifa, southernmost point of continental Europe, it is the largest country in Southern Eur ...
. The treaty was ratified on 25 March 1939. The Iberian Pact marked the beginning of a new phase in Iberian relations, and regular meetings between Franco and Salazar played a fundamental role in the new political arrangement.Maria Inácia Rezola, "The Franco–Salazar Meetings: Foreign policy and Iberian relations during the Dictatorships (1942–1963)" ''E-Journal of Portuguese History'' (2008) 6#2 pp. 1–11
online
/ref> The pact proved to be a decisive instrument in keeping the
Iberian Peninsula The Iberian Peninsula ( ), also known as Iberia, is a peninsula in south-western Europe. Mostly separated from the rest of the European landmass by the Pyrenees, it includes the territories of peninsular Spain and Continental Portugal, comprisin ...
out of
Hitler Adolf Hitler (20 April 1889 – 30 April 1945) was an Austrian-born German politician who was the dictator of Nazi Germany from 1933 until Death of Adolf Hitler, his suicide in 1945. Adolf Hitler's rise to power, He rose to power as the lea ...
's continental system. An additional protocol to the pact was signed on 29 July 1940, after the
Fall of France The Battle of France (; 10 May – 25 June 1940), also known as the Western Campaign (), the French Campaign (, ) and the Fall of France, during the Second World War was the German invasion of the Low Countries (Belgium, Luxembourg and the Net ...
.


Background

The treaty was conceived in the final months of the
Spanish Civil War The Spanish Civil War () was a military conflict fought from 1936 to 1939 between the Republican faction (Spanish Civil War), Republicans and the Nationalist faction (Spanish Civil War), Nationalists. Republicans were loyal to the Left-wing p ...
. Portugal had provided support for the rebel
Nationalist government The Nationalist government, officially the National Government of the Republic of China, refers to the government of the Republic of China (1912–1949), Republic of China from 1 July 1925 to 20 May 1948, led by the nationalist Kuomintang (KMT ...
of
Burgos Burgos () is a city in Spain located in the autonomous community of Castile and León. It is the capital and most populous municipality of the province of Burgos. Burgos is situated in the north of the Iberian Peninsula, on the confluence of th ...
throughout the war, provided diplomatic support in the
League of Nations The League of Nations (LN or LoN; , SdN) was the first worldwide intergovernmental organisation whose principal mission was to maintain world peace. It was founded on 10 January 1920 by the Paris Peace Conference (1919–1920), Paris Peace ...
and allowed 8,000 to 12,000 volunteers from Portugal to join the rebel army. Portuguese Prime Minister
António de Oliveira Salazar António de Oliveira Salazar (28 April 1889 – 27 July 1970) was a Portuguese statesman, academic, and economist who served as Portugal's President of the Council of Ministers of Portugal, President of the Council of Ministers from 1932 to 1 ...
saw
Francisco Franco Francisco Franco Bahamonde (born Francisco Paulino Hermenegildo Teódulo Franco Bahamonde; 4 December 1892 – 20 November 1975) was a Spanish general and dictator who led the Nationalist faction (Spanish Civil War), Nationalist forces i ...
as a kindred spirit, with both leaders being autocratic and against the
socialist Socialism is an economic ideology, economic and political philosophy encompassing diverse Economic system, economic and social systems characterised by social ownership of the means of production, as opposed to private ownership. It describes ...
Republican Spain The Spanish Republic (), commonly known as the Second Spanish Republic (), was the form of democratic government in Spain from 1931 to 1939. The Republic was proclaimed on 14 April 1931 after the deposition of King Alfonso XIII. It was dissol ...
. Salazar also sought to make his country less reliant on the
United Kingdom The United Kingdom of Great Britain and Northern Ireland, commonly known as the United Kingdom (UK) or Britain, is a country in Northwestern Europe, off the coast of European mainland, the continental mainland. It comprises England, Scotlan ...
and so the Iberian Pact was one of many treaties signed between Portugal and foreign powers, including
Nazi Germany Nazi Germany, officially known as the German Reich and later the Greater German Reich, was the German Reich, German state between 1933 and 1945, when Adolf Hitler and the Nazi Party controlled the country, transforming it into a Totalit ...
and
Fascist Italy Fascist Italy () is a term which is used in historiography to describe the Kingdom of Italy between 1922 and 1943, when Benito Mussolini and the National Fascist Party controlled the country, transforming it into a totalitarian dictatorship. Th ...
, as a means of expanding Portuguese influence. Finally, Portugal was concerned with ambitions of Spain, whether Republican or Nationalist, to attack Portugal or the British-held
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 ...
. Spain was motivated with its desire to remain neutral in what it saw was an inevitable future war between the United Kingdom and Germany, and it hoped that a treaty would detach Portugal from British influence. Spain was willing to expel its foreign volunteers to guarantee that neutrality. On 16 September 1938, in the background of the
Munich Crisis The Munich Agreement was reached in Munich on 30 September 1938, by Nazi Germany, the United Kingdom, the French Republic, and the Kingdom of Italy. The agreement provided for the German annexation of part of Czechoslovakia called the Sudete ...
,
Francoist Spain Francoist Spain (), also known as the Francoist dictatorship (), or Nationalist Spain () was the period of Spanish history between 1936 and 1975, when Francisco Franco ruled Spain after the Spanish Civil War with the title . After his death i ...
asked if Portugal would be willing to negotiate a treaty of reciprocal security. On the 19th, a non-aggression pact proposal was proposed, and on the 28th, a draft treaty was handed by Ambassador Nicolás Franco to the Portuguese government. After the end of the
Catalonia Offensive The Catalonia Offensive (, ) was part of the Spanish Civil War. The Nationalist Army started the offensive on 23 December 1938 and rapidly conquered Republican-held Catalonia with Barcelona (the Republic's capital city from October 1937). Ba ...
, Salazar asked to write a broader and balanced draft treaty, which was proposed to the Spanish ambassador on 9 February 1939. That version became the treaty.


Articles

* Article 1 stated that the parties would respect each other's borders and territories and not conduct acts of aggression against each other. * Article 2 stated that the parties would not assist aggressors acting against each other. * Article 3 stated that the parties would not enter pacts or alliances with other powers threatening each other. * Article 4 stated that if a party entered a pact or alliance with another power, the treaty would remain in force. * Article 5 set the treaty duration at ten years and outlined a process for extension at ten-year intervals. * Article 6 stated that the treaty would not enter force until an exchange of ratifications had taken place.


Aftermath

The Iberian Pact declared mutual respect for borders and territories and declared that assistance would be denied to aggressors to the signatory nations. The pact did not call into question previous alliances, such as the
Anglo-Portuguese Alliance The Anglo-Portuguese Alliance (, "Luso-English Alliance") is the oldest alliance that is still in force by political bilateral agreement. It was established by the Treaty of Windsor in 1386, between the Kingdom of England (since succeeded ...
, and established that future pacts or alliance would safeguard Iberian interests and
neutrality Neutral or neutrality may refer to: Mathematics and natural science Biology * Neutral organisms, in ecology, those that obey the unified neutral theory of biodiversity Chemistry and physics * Neutralization (chemistry), a chemical reaction in ...
in the event of a general European war. The pact was originally planned to last ten years, but Article 5 provided for extensions for additional ten-year periods. The pact was stressed when Spain, abandoning neutrality previously promised to Portugal, took on the status of a non-belligerent power and invaded the
Tangier International Zone The Tangier International Zone (; ; ) was a international zone centered on the city of Tangier, Morocco, which existed from 1925 until its reintegration into independent Morocco in 1956, with interruption during the Spanish occupation of Tang ...
. Following this and the
Fall of France The Battle of France (; 10 May – 25 June 1940), also known as the Western Campaign (), the French Campaign (, ) and the Fall of France, during the Second World War was the German invasion of the Low Countries (Belgium, Luxembourg and the Net ...
, an additional protocol to the pact was signed on 29 July 1940, which reinforced the neutrality aspects of the treaty and required consultations and synchronisation of strategies to ensure common interests were protected. In December 1942, as the outcome of the war seemed to have turned to favour the Allies, Spanish Foreign Minister
Francisco Gómez-Jordana Sousa Francisco Gómez-Jordana y Sousa, 1st Count de Jordana (1 February 1876 – 3 August 1944), was a Spanish soldier and politician who served as Minister of Foreign Affairs during the rule of Francisco Franco. Early life Born in Madrid, the s ...
announced the Iberian Bloc, seeking to maintain the neutrality of Spain and Portugal. Throughout the Second World War, the pact was a significant factor in allowing
Spain Spain, or the Kingdom of Spain, is a country in Southern Europe, Southern and Western Europe with territories in North Africa. Featuring the Punta de Tarifa, southernmost point of continental Europe, it is the largest country in Southern Eur ...
to withstand pressure from Germany and Italy to join the
Axis powers The Axis powers, originally called the Rome–Berlin Axis and also Rome–Berlin–Tokyo Axis, was the military coalition which initiated World War II and fought against the Allies of World War II, Allies. Its principal members were Nazi Ge ...
, and it allowed
Portugal Portugal, officially the Portuguese Republic, is a country on the Iberian Peninsula in Southwestern Europe. Featuring Cabo da Roca, the westernmost point in continental Europe, Portugal borders Spain to its north and east, with which it share ...
more freedom with regard to its alliance with Britain. On 20 September 1948, after negotiations between Nicolás Franco and
José Caeiro da Mata Dr. José Caeiro da Mata (January 6, 1883 – January 3, 1963) was a Portuguese jurist, professor of law and politician. Mata began his career in 1907 as a Professor at the University of Coimbra, before transferring to the University of Lisbo ...
the pact was renewed and expanded in a move that was seen as a victory for Spanish diplomacy as it showed that Spain was not alone in the postwar era, and that Portuguese membership in
NATO The North Atlantic Treaty Organization (NATO ; , OTAN), also called the North Atlantic Alliance, is an intergovernmental organization, intergovernmental Transnationalism, transnational military alliance of 32 Member states of NATO, member s ...
, which was then being negotiated, did not render the pact moot. In 1958, the pact was expanded into a mutual defence treaty. The pact was expanded and renewed in 1970. In March 1975, after the
Carnation Revolution The Carnation Revolution (), code-named Operation Historic Turn (), also known as the 25 April (), was a military coup by military officers that overthrew the Estado Novo government on 25 April 1974 in Portugal. The coup produced major socia ...
in
Portugal Portugal, officially the Portuguese Republic, is a country on the Iberian Peninsula in Southwestern Europe. Featuring Cabo da Roca, the westernmost point in continental Europe, Portugal borders Spain to its north and east, with which it share ...
,
António de Spínola António Sebastião Ribeiro de Spínola (; 11 April 1910 – 13 August 1996) was a Portuguese military officer, author and conservative politician. During the Estado Novo he became one of the most senior military commanders, leading milita ...
attempted to invoke the pact to demand Spanish intervention. This was rejected by Franco. The Iberian Pact was replaced in 1977 by the Treaty of Friendship and Cooperation between Spain and Portugal after both countries had transitioned into democracies.


See also

*
Portugal in World War II At the start of World War II in 1939, the Portuguese Government announced on 1 September that the 550-year-old Anglo-Portuguese Alliance remained intact, but since the British did not seek Portuguese assistance, Portugal was free to remain ne ...
*
Spain in World War II During World War II, the Spanish State under Francisco Franco espoused neutrality as its official wartime policy. This neutrality wavered at times, and "strict neutrality" gave way to "non-belligerence" after the Fall of France in June 1940. Fr ...
* Pedro Teotónio Pereira *
Portugal–Spain relations Portuguese-Spanish relations are closely aligned with one another, underpinned by shared membership of the Ibero-American Summit, Council of Europe, European Union, Eurozone, Schengen Area and NATO, and make up the vast majority of the Iberian ...


Notes


Sources

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References

{{Reflist 1939 in Spain 1939 in Portugal Portugal–Spain relations Treaties concluded in 1939 Treaties of the Estado Novo (Portugal) Treaties of Francoist Spain Military alliances involving Spain Military alliances involving Portugal Non-aggression pacts World War II treaties 1930s in Lisbon António de Oliveira Salazar Military history of Lisbon