It led to neighbors blaming each other of being communist spies. It also lead to a lot of people being wrongly accused and thrown wrongly into jail. Another effect was that it left Americans scared that communism might take over.<span />
In the months leading up to World War I, the United States wanted to maintain its neutrality because...
the U.S. was trading heavily with European nations and did not want its business interrupted.
I think it might be Freedom of Speech, not really sure though.
D) American railway union
