Fort Ontario is a historic military fort located in Oswego, New York. Built in 1755 during the French and Indian War, it was strategically positioned to protect the area from enemy attacks. The fort has been rebuilt several times and played a significant role in various conflicts, including the American Revolutionary War and the War of 1812. Today, Fort Ontario is a state historic site, offering visitors a glimpse into military history. The site features reconstructed buildings, exhibits, and guided tours that highlight its importance in American history. It is also home to the Fort Ontario State Historic Site and hosts various events throughout the year.