American HistoryQuestion 83 of 128
Why did the United States enter World War I?
a.Because Japan attacked Pearl Harbor
b.To gain the Louisiana Territory
c.Because Germany attacked U.S. ships
d.To end the Civil War
Explanation
The United States entered World War I after German submarines attacked American ships and the Zimmermann Telegram was revealed. The U.S. joined the Allied side in 1917. The war ended in 1918.
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