Fort Hamilton is a historic military fort located in Brooklyn, New York. Built in the early 19th century, it was named after Alexander Hamilton, one of the Founding Fathers of the United States. The fort played a significant role in the defense of New York Harbor and was active during the Civil War and World War I. Today, Fort Hamilton is part of the United States Army and serves as a military installation. It is also home to the Fort Hamilton Army Base, which provides support to military personnel and their families. The site features several historic structures and offers a glimpse into America's military past.