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The war with Japan was a matter of national security since US Battleships were left in flaming ruins by a Japanese surprise attack. The war with Germany would have become the same sort of threat if England and the Soviet Union found that they could not hold back Germany. A Germany with hegemony over Europe would most likely become a danger to the U.S. at some point.

AnswerHitler was not going to stop after he conquered Britain and Russia. he planned to conquer the world... the u.s. being the last step in the process.
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โˆ™ 2011-09-13 16:19:07
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Q: Was it necessary for US national defense for the US to enter World War 2?
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