No. 303 Polish Fighter Squadron () was one of 16 Polish squadrons

Polish Air Forces in France and Great Britain

The Polish Air Forces was a name of Polish Air Forces formed in France and the United Kingdom during World War II. The core of the Polish air units fighting alongside the allies were experienced veterans of Invasion of Poland of 1939 and they contributed to Allied victory in the Battle of Britain...

 in the Royal Air Force

Royal Air Force

The Royal Air Force is the aerial warfare service branch of the British Armed Forces. Formed on 1 April 1918, it is the oldest independent air force in the world...

 (RAF) during the Second World War

World War II

World War II, or the Second World War , was a global conflict lasting from 1939 to 1945, involving most of the world's nations—including all of the great powers—eventually forming two opposing military alliances: the Allies and the Axis...

. It was the highest scoring RAF squadron of the Battle of Britain

Battle of Britain

The Battle of Britain is the name given to the World War II air campaign waged by the German Air Force against the United Kingdom during the summer and autumn of 1940...

.

The squadron was named after the Polish

Polish-Lithuanian Commonwealth

The Polish–Lithuanian Commonwealth was a dualistic state of Poland and Lithuania ruled by a common monarch. It was the largest and one of the most populous countries of 16th- and 17th‑century Europe with some and a multi-ethnic population of 11 million at its peak in the early 17th century...

 and American Revolution

American Revolution

The American Revolution was the political upheaval during the last half of the 18th century in which thirteen colonies in North America joined together to break free from the British Empire, combining to become the United States of America...

 hero General Tadeusz Kościuszko

Tadeusz Kosciuszko

Andrzej Tadeusz Bonawentura Kościuszko was a Polish–Lithuanian and American general and military leader during the Kościuszko Uprising. He is a national hero of Poland, Lithuania, the United States and Belarus...

, and the eponymous Polish 7th Air Escadrille

Polish 7th Air Escadrille

Polish 7th Air Escadrille , better known as the Kościuszko Squadron, was one of the units of the Polish Air Force during the Polish-Soviet War of 1919-1921. Formed in late 1918, it was re-formed in late 1919 from US volunteers...

 founded by Merian C. Cooper

Merian C. Cooper

Merian Caldwell Cooper was an American aviator, United States Air Force and Polish Air Force officer, adventurer, screenwriter, and film director and producer. His most famous film was the 1933 movie King Kong.-Early life:...

, that served Poland in the 1919-1921 Polish-Soviet War

Polish-Soviet War

The Polish–Soviet War was an armed conflict between Soviet Russia and Soviet Ukraine and the Second Polish Republic and the Ukrainian People's Republic—four states in post–World War I Europe...

. No. 303 was formed in Britain

United Kingdom

The United Kingdom of Great Britain and Northern IrelandIn the United Kingdom and Dependencies, other languages have been officially recognised as legitimate autochthonous languages under the European Charter for Regional or Minority Languages...

 as part of an agreement between the Polish Government in Exile

Polish government in Exile

The Polish government-in-exile, formally known as the Government of the Republic of Poland in Exile , was the government in exile of Poland formed in the aftermath of the Invasion of Poland of September 1939, and the subsequent occupation of Poland by Nazi Germany and the Soviet Union, which...

 and the United Kingdom

United Kingdom

The United Kingdom of Great Britain and Northern IrelandIn the United Kingdom and Dependencies, other languages have been officially recognised as legitimate autochthonous languages under the European Charter for Regional or Minority Languages...

. After a distinguished combat record, the fighter squadron was disbanded in December 1946.
No.