New York City
- 25-November-1783 : American Revolutionary War: The last British troops leave New York City 3 months after the signing of the Treaty of Paris.
- 04-December-1783 : At Fraunces Tavern in New York City, U.S. General George Washington formally bids his officers farewell.
- 04-March-1789 : At Federal Hall in New York City, the 1st United States Congress meets and declares the new United States Constitution to be in effect.
- 01-February-1790 : In New York City the Supreme Court of the United States convenes for the first time.
- 17-August-1807 : The ''Clermont'', Robert Fulton's first American steamboat, leaves New York City for Albany, New York on the Hudson River, inaugurating the first commercial steamboat service in the world.
- 16-March-1827 : ''Freedom's Journal'', the first African-American owned and published newspaper in the United States, is founded in New York City by John Russwurm.
- 06-February-1843 : The Virginia Minstrels perform the first minstrel show (Bowery Amphitheatre, New York City).
- 13-October-1843 : Tivoli Gardens, one of the oldest still intact amusement parks in the , opens in Copenhagen, Denmark.
In New York City, Henry Jones and 11 others found ''B'nai B'rith'' (the oldest Jewish service organization in the world).
- 17-January-1847 : Saint Anthony Hall is founded at Columbia University, New York City,New York.
- 14-February-1849 : In New York City, James Knox Polk becomes the first President of the United States to have his photograph taken.