Germany had allies, but these ally states were weak and could not contribute the level of money, troops, food, and supplies needed to win the war. This was especially true since the Soviet pace of 1939 was broken with Operation Barbarossa in 1941, the same year as Pearl Harbor. The antagonism of the USSR and the entrance of the ultra-powerful US into the war rang the death knell, diplomatically, for Germany. The fall of Mussolini in 1943 was the lost of a fellow Fascist and marked the almost full diplomatic isolation of Germany from any other formidable state in