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When did the United States enter World War II?

User Tom Moser
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2 Answers

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16 votes

Answer: December 7, 1941

December 7, 1941: A Day That Will Live in Infamy

America's isolation from war ended on December 7, 1941, when Japan staged a surprise attack on American military installations in the Pacific. The most devastating strike came at Pearl Harbor, the Hawaiian naval base where much of the US Pacific Fleet was moored.

Explanation: hope this helps

User Franziska
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13 votes
13 votes

Answer: December 7, 1941

Explanation: it happened 30,348 days ago.

User Peter Szabo
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