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  Germany invaded Poland, setting off war in Europe. The Soviet Union also invaded Poland and the Baltic nations.
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  The timeline of events
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  Germany invaded France and captured Paris. This is also known as the Fall of France.
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  • Germany bombed London, and the Battle of Britain began.
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  • The United States gave Britain war supplies and old naval warships in return for military bases in Bermuda and the Caribbean (Lend Lease).
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  • Japan bombed Pearl Harbor
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  • After Japan bombed Pearl Harbor, Germany declared war on the United States.
 • The United States declared war on Japan and Germany.
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  • The United States was victorious over Japan in the Battle of Midway. This victory was the turning point of the war in the Pacific.
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  • Germany invaded the Soviet Union. The Soviet Union defeated Germany at Stalingrad, marking the turning point of the war in Eastern Europe.
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  • American and other Allied troops landed in Normandy, France, on D-Day to begin the liberation of Western Europe.
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  • The United States dropped two atomic bombs on Japan (Hiroshima and Nagasaki) in 1945, forcing Japan to surrender and ending World War II.