Why did the united states need to mobilize for world war II a. the united States declared war on allied powers b. all European countries stopped trading with the US C. The United States entered WWIi d.

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asked Oct 19, 2021 15.0k views

4 votes

Why did the united states need to mobilize for world war II

a. the united States declared war on allied powers

b. all European countries stopped trading with the US

C. The United States entered WWIi

d. all Asian countries surrendered at the start of WWII