How did the US help the Allied Powers in World War 2?

Question: How did the US help the Allied Powers in World War 2!?
Best Answer - Chosen by Asker:

they sent planes, but they only joined in to help at the last year of the warWww@QuestionHome@Com

US support in supplies and equipment was vital to the
western allied effort!. And we were fighting in both theatres in
1942!. The person who answered otherwise doesn't know his
or her *** from a hole in the ground!.Www@QuestionHome@Com