American Boeing B-47 Stratojet bombers at Ben Guerir air base in Morocco; 1957. Ben Guerir air base on the territory of French Morocco was built by the Strategic command of the US air force in 1951 as a jump airfield for the deployment of B-47 bombers on the European theater of operations. After the beginning of the withdrawal of B-47 bombers from service in 1963, the base in Morocco was closed and transferred to the government of Morocco, by then already an independent Kingdom