during World War II, the Anglo-German Air Force staged in England over the world's largest air combat. In June 1940, France and Germany army swept across Western Europe. England in a European expeditionary force defeated Dunkirk. The British "generator plans to withdraw the army to the local, but lost all the heavy equipment. British Royal Air Force has lost a war over France with the German Air Force aircraft in 1000. In July the same year, Hitler formulated a plan of the invasion of Britain from the sea, "Sea Lion". Aircraft of the German air force put into the Battle of Britain about 2400, including 1285 bomber, whose main base is located in the northeast of France, north-west as well as the Netherlands and Norway. The battle to force Hitler not Britain completely expelled from the war, back to deal with the Soviet Union, re-take the old road of fighting on two fronts.