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. 69 Squadron RAF No. 69 Squadron RAF The designation No. 69 Squadron has been used by the Royal Air Force for two quite different units. No. 3 Squadron, Australian Flying Corps was formed at Point Cook, Victoria, Australia in 1916. To avoid confusion with No. 3 Squadron, RFC, it was known to the British military as "No. 69 Squadron RFC", although this terminology was never accepted by the squadron or the Australian Imperial Force. The squadron was "re-formed" on 10 January 1941 during World War II, when No. 431 (General Reconnaissance) Flight RAF, briefly re-designated as No. 1431 Flight RAF. on Malta became