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Events on Thursday 11 December 1941 2
1941Germany and Italy declare war on the United StatesThe European and Pacific wars mergeHitler declared war on the United States in a speech to the Reichstag, and Mussolini did the same that day. Congress answered with its own declarations, and the United States entered the war in Europe.
1941Germany declares war on USAHitler brings America into the European warGermany and Italy declared war on the United States on December 11, 1941, four days after Pearl Harbor. Hitler's decision is considered one of his greatest strategic blunders.