No. 615 Squadron was a Royal Air Force unit formed during World War II. Established in 1940, it primarily operated as a fighter squadron, flying aircraft such as the Supermarine Spitfire. The squadron played a significant role in the defense of Britain during the Battle of Britain and was involved in various operations throughout the war. The squadron was disbanded in 1945 after the conclusion of hostilities. It was reformed in later years, serving in different capacities, including as a part of the Royal Auxiliary Air Force. No. 615 Squadron is remembered for its contributions to air defense and its legacy within the RAF.