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. The squadron was initially assigned to No. 4 Group RAF. With the creation of No. 6 Group RCAF, the squadron was reallocated on January 1, 1943 operating with it until April 25, 1945.
428th Bombardment Squadron
Activated as a B-25 reconnaissance squadron in early 1942, it was redesignated a medium bomber unit in April. It trained with the Third Air Force in the southeastern United States. It was deployed initially to England in September 1942 and flew some missions under VIII Bomber Command over German-occupied France; attacking enemy troop formations, bridges and airfields. It was part of the Operation Torch invasion of North Africa in November 1942, being deployed to the new Mediterranean Theater of Operations (MTO). It was assigned to the Twelfth Air Force in French Morocco in November. The squadron engaged primarily in support and interdictory operations; bombing marshalling yards, rail lines, highways, bridges, viaducts, troop concentrations, gun emplacements, shipping, harbors and other objectives in North Africa.