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  In 1939, German forces bombard Poland on land and from the air, as Adolf Hitler seeks to regain lost territory and ultimately rule Poland.
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  May 10, 1940 Germany begins invasions of Belgium, the Netherlands, and France.
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  Italy invades southern France on June 21
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  Japan bombs Pearl Harbor
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  The United States declares war on Japan, entering World War II. Japanese troops land in the Philippines and British Singapore.
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  Nazi Germany and its Axis partners declare war on the United States.
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  The Battle of the Bulge started 16 December 1944 and ended on 25 January 1945
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  the battle of berlin started and ended April and May 1945, and the Russian victory saw the end of Hitler's Third Reich.