The correct response is: Japan's attack on Pearl Harbor, Hawaii.
This surprise military strike on December 7, 1941, led to the United States formally entering World War II on the side of the Allies.
What caused the United States to enter World War II on the side of the Allies?
(1 point)
Responses
Germany's attack on Britain
Germany's attack on Britain
Japan's attack on Pearl Harbor, Hawaii
Japan's attack on Pearl Harbor, Hawaii
Germany's invasion of Poland
Germany's invasion of Poland
Japan's occupation of parts of China
1 answer