A Trade within the North was favored over international trade
Economic influence on the job market. People can afford less once they don't have a job. This is one way how the demand for goods and services can shift. Once you don't have enough oney to buy certain goods, the demand for these goods shifts and becomes lower.
America did not enter war until Japan attacked Pearl Harbor
It could keep people from living there lives
The lack of unity, the opposition of corporations, and blacklisting of leaders were problems faced