World War II No. 405 Squadron RCAF was formed at
Driffield, Yorkshire, on 23 April 1941 as an
Article XV squadron and equipped with the
Vickers Wellington bomber. It flew the RCAF's first bombing operation ten weeks later on 12/13 June, attacking the railway
marshalling yards at
Schwerte. It converted to the
Handley Page Halifax in April 1942, taking part in the historic
1,000-bomber raid on Cologne on the night of 30/31 May 1942. In late October 1942, the squadron was loaned to
Coastal Command to fly anti-submarine patrols in the
Bay of Biscay at the time of the
North African landings. , Florida in 1953. In April 1950, as a Maritime Patrol Squadron, the squadron was equipped with modified Mark X Lancasters. These were replaced in mid-1955 by the
P2V7 Neptune giving the squadron a much greater anti-submarine capability. In April 1958 the squadron was given the distinction of being the first to fly the Canadian-built
CP-107 Argus. The squadron made its last flight in the Argus on 10 November 1980 before introducing the
CP-140 Aurora. ==Current operations==