504 (County of Nottingham) Squadron Royal Auxiliary Air Force: 504 Squadron came into being on the 14th March 1926 based at Hucknell as part of the Special Reserve Squadron in the light bomber role. The squadron was equipped with Horsleys, Wallaces and Hinds before becoming a fighter squadron equipped with Gloster Gauntlets on 31st October 1938. By the beginning of World War II, 504 had been re-equipped with Hawker Hurricanes. The squadrons first victory was a Ju88 shot down over France on May 14th 1940 where it had been sent as a BEF reinforcement. After suffering heavy losses in France, 504 was sent back to Wick in the UK and began to build itself back to operational strength. On 5th September 1940 504 flew to Hendon and began intensive operations attacking German formations over London and the South East of England during the Battle of Britain. During 1941, 504 was re-equipped with Mk IIb Hurricanes and then divided. A flight joining No.81 squadron to go to Russian and a new 504 squadron being built up from B flight. 504 squadron saw action throughout World War II, taking part in offensive fighter sweeps over occupied Europe, escorting transport aircraft to Arnhem and bomber escort duties. During January 1945, six pilots were posted to Glosters for conversion to the Meteor, but the war ended in Europe before they could be used in combat. On 16th December 1947 King George VI gave permission for the use of the Royal prefix for all Auxiliary Air Force squadrons. On 12th February 1957 504 squadron Royal Auxiliary Air Force based at RAF Wyneswold was disbanded.