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The United States involved herself in World War II when Japan attacked Pearl Harbor in December 1942 (correct me if I'm wrong on the date) Germany and her allies, allied with Japan declared war on the United States and therefore Congress declared war on them.

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โˆ™ 2007-05-08 13:15:24
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World War 2

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Q: How and why did the US become invloved in World War 2?
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