No. 617 Squadron RAF No. 617 Squadron RAF Number 617 Squadron is a Royal Air Force aircraft squadron, based at RAF Marham in Norfolk. It is commonly known as the "Dambusters", for its actions during Operation Chastise against German dams during the Second World War. In the early 21st century it operated the Tornado GR4 in the ground attack and reconnaissance role until being disbanded in the spring of 2014. The squadron reformed on 17 April 2018, and was equipped at RAF Marham during summer 2018 with the F-35 Lightning II, becoming the UK's first squadron with this advanced V/STOL type. According to the
No. 630 Squadron RAF by Bomber Command on the German capital during what became known as the "Battle of Berlin". The units first operation was the night of 18/19 November 1943 when 9 of its Lancasters bombed Berlin and its last bombing sortie was 25 April 1945 with 5 Lancasters bombing Berchtesgaden. Its last military operation was minelaying in Onions area (Oslofjord off Horten) on 25/26 April 1945. Following April 1945 the squadron became involved in Operation Exodus: ferrying POWs back to Britain, finally disbanding on 18 July 1945. No. 630 Squadron RAF No. 630 Squadron RAF was a heavy bomber squadron of the