U.S. Constitution Goes Into Effect

Verified
Date March 04, 1789
Type National
Author hjwilson1975
Location New York, New York, United States
Categories
Political & Governance

Event Details

The United States Constitution officially went into effect on March 4, 1789, as the First Congress met in New York City, replacing the Articles of Confederation.

It established the framework of the federal government, defining the three branches of government and their respective powers.