This Day In History

 

September 9, 1776

On September 9, 1776, the Second Continental Congress adopted a new name for what had been called the "United Colonies.” The moniker United States of America has remained since then as a symbol of freedom and independence.

Taken From: https://www.history.com/this-day-in-history/september-9/congress-renames-the-nation-united-states-of-america