Final answer:
Long Island is the New York island that extends almost 120 miles. It played a role in the American Revolution.
Step-by-step explanation:
The New York island that is named for the fact that it extends almost 120 miles is Long Island. This island is located in the state of New York and stretches from New York Harbor to Montauk Point.
It is important to note that Long Island is not the same as Brooklyn Heights. Brooklyn Heights is a neighborhood within the borough of Brooklyn, which is located on the western end of Long Island.
The connection between Long Island and the American Revolution is that during the Battle of Long Island which took place on August 27, 1776, British forces landed on the island and defeated American troops in Brooklyn Heights.