jul 3, 1787 - Northwest Ordinance
The Northwest Ordinance (formally An Ordinance for the Government of the Territory of the United States, North-West of the River Ohio, and also known as The Ordinance of 1787) was an act of the Congress of the Confederation of the United States (the Confederation Congress), passed July 13, 1787.
Added to timeline:
USA foundations timeline
from Mayflower compact to the Ratification of Articles (1620...