Fort Dearborn (Mississippi)
Fort Dearborn, also known as Washington Cantonment, was a U.S. Army base in Mississippi Territory on the Natchez Trace in Adams County near the territorial capital of Washington. Established in 1802 or 1803, the fort was used as a base during the War of 1812.
Source: Wikipedia — Fort Dearborn (Mississippi) (CC BY-SA 4.0)