No. 5 Group RAF effective squadrons of Bomber Command, personified by No 617 Squadron the "Dambusters", formed from 5 Group aircrew in March 1943. Most of the group's main airfields were around Lincoln, including RAF Scampton. By the end of the war the group had grown to 15 squadrons. The group was noted for its high accuracy bombing, being involved the sinking of the "Tirpitz" in November 1944 and the shattering of the strategic Bielefeld railway viaduct in March 1945. The Group introduced new weapons operationally, including Barnes Wallis's "bouncing" and his Tallboy and Grand Slam "earthquake" bombs. The group was disbanded on 15
No. 264 Squadron RAF No. 264 Squadron RAF No. 264 Squadron RAF, also known as No. 264 (Madras Presidency) Squadron, was a squadron of the Royal Air Force. The squadron was first formed during the First World War, from two former Royal Naval Air Service flights, No. 439 and No. 440, on 27 September 1918 at Souda Bay, Crete. It performed anti-submarine patrols with the Short 184 floatplanes, over the Aegean. 264 Squadron was disbanded, following the end of the war, on 1 March 1919. On 8 December 1939 it was re-formed at RAF Station Martlesham Heath to bring the Boulton Paul Defiant fighter