The United States entered WWII because Japan bombed Pearl Harbor, Hawaii which is answer A.
Originally, the United States was not planning to join the war and we only contributed by giving supplies to the Allies to help keep Britain and other countries going. But once we were bombed by Japan, it was the last straw and we joined the war.
I hope that helps!
The answer is A.
Hope that helps you.
What are the options for this question?
They only had to pay passages across Atlantic ..
Points so I can ask a question :)