The correct answer is c).
Answer:
The answer is D. They traded war materials with allies
Since the US didn't want to get involved with the war directly in the beginning, they traded materials and resources to aid their allies.
Explanation:
The United States of America joined World War II when Pearl Harbor was bombed...if you're referring to the 2nd World War.
Answer:B
Explanation:
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It violated the Missouri compromise of 1820