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
RAF Feltwell while also containing the Mathies Airman Leadership School for USAF personnel in the UK, as well as being the home of the Army and Air Force Exchange Service's sole furniture store in the country. It also houses the only Middle School for Lakenheath and Mildenhall, which covers most of the station. The airfield was built during the period of expansion of the RAF in the late 1930s and is similar in layout to many of the other RAF airfields of the period (for example RAF Marham, RAF Watton and RAF West Raynham). The airfield was home to a number of