The work of the Underground Railroad resulted in freedom for many men, women, and children. It also helped undermine the institution of slavery, which was finally ended in the United States during the Civil War. Many slaveholders were so angry at the success of the Underground Railroad that they grew to hate the North.
Answer: the democratic party
Explanation:
One would be the rising greediness and not to mention demand for goods and another would be rebels were around during this time because of the Civil war starting soon.
The US intelligence beforehand had deciphered messages laying out the Japanese plan.