The correct answer is that the bombing of Pearl Harbor in 1941 by Japan made American isolationists quickly change their tune as America was under attack. Once Germany declared war on the US, the US was fully into the war.
Answer:
that's a very very wide ranging question!
Yes. we still use the amendments in our constitution everyday.
The U.S. used every form of media to promote propaganda, including radios, posters, leaflets, comic books, movies, magazines, newspapers.