New York City annexes land from surrounding counties, creating the City of Greater New York. The four initial boroughs, Manhattan, Brooklyn, Queens, and The Bronx, are joined on January 25 by Staten Island to create the modern city of five boroughs.

1960 New York air disaster: While approaching New York's Idlewild Airport, a United Airlines Douglas DC-8 collides with a TWA Lockheed Super Constellation in a blinding snowstorm over Staten Island, killing 134.

272 days following the September 11 attacks, closing ceremonies are held for the clean up and recovery efforts at the World Trade Center site in New York City. The last remaining steel beam is removed and transported to the Fresh Kills Landfill in Staten Island.

The Staten Island Ferry boat ''Andrew J. Barberi'' runs into a pier at the St. George Ferry Terminal in Staten Island, killing 11 people and injuring 43.