Construction started: October 2016
Construction finished: December 2020
The important piece of legislation that was an important step in limiting slavery would be the Northwest Ordinance of 1787.
The American Revolution was an ideological and political revolution which occurred in colonial North America between 1765 and 1783. The American Patriots in the Thirteen Colonies defeated the British in the American Revolutionary War, gaining independence from the British Crown and establishing the United States of America, the first modern democracy.
While initially, the civil rights
act of 1964 gave legal protection from discrimination based on race, color,
religion, sex or national origin. Later amendments to the act (made in 1957 and
1960) extended the protection to disabled Americans, women in collegiate
athletics and the elderly.