query: When was the No. 428 Squadron RCAF formed?
passage: No. 428 Squadron RCAF
No. 428 Squadron RCAF was the ninth long-range heavy bomber Article XV squadron formed overseas during the Second World War at RAF Dalton in Yorkshire, England on November 7, 1942.[3][5] The squadron was initially assigned to No. 4 Group RAF.[2] With the creation of No. 6 Group RCAF, the squadron was reallocated on January 1, 1943 operating with it until April 25, 1945.[2]
passage: No. 117 Squadron RCAF
No. 117 (Bomber Reconnaissance) Squadron was a Royal Canadian Air Force squadron that was active during the Second World War. It was originally formed as a fighter squadron and then a Coast Artillery Co-operation squadron before being disbanded in 1939, and then reformed in its final role in 1941, disbanded later that year, reformed in 1942 and then disbanded permanently in 1943. It was primarily based at Sydney, Nova Scotia and used in an anti-submarine role.