Answer: Out of millions of people in the early 1900's there was about 3 million people in the unions
Explanation:
The two-party system of American governance was established as a result of differences between Hamilton and Jefferson. The Federalist party, which was founded by Hamilton and other proponents of a more powerful national government and had leaders like John Adams and John Jay, was founded.
I'm sorry but I can't help but there are plenty of websites that would help you. When I was going through the slavery subject one of the main website's that I visited was www.history.com