Answer:
Today, labor unions remain an important part of many modern democratic societies. They continue to fight for the same things that workers did in the Industrial Revolution, and have played a vital role in improving life for workers. ... The Industrial Revolution had a profound impact on the lives of women.
(historycrunch.com)
A communist Not sure if my sources are correct but i think they were a communist
The population decreased due to the people having to move and relocate
McClellen became the lead general of the North after the Battle of Bun Run. And Grant was general that won several costly victories out west along the Mississippi River.