During the early war years (the Blitzkrieg in Poland and France), the Bf 110 was effective due to Luftwaffe air superiority. However, its fatal flaw was exposed during theBattle of Britain (1940). When pitted against agile single-engine fighters like the British Supermarine Spitfire and Hawker Hurricane, the heavy, less-maneuverable Bf 110 suffered devastating losses.
