Enlarge After the fall of Fort Donelson, Fort Defiance was burned and abandoned prior to the capture of Clarksville. The recapture of the city by Confederate soldiers and local citizens in August 1862 renewed interest in the fort. It was captured again by Union forces, and the fort was commanded for the remainder of the war by Colonel Sander D. Bruce, for whom it was renamed

Enlarge An excellent photo study can be found at the following Website. Civil War Field Fortifications Images: Fort Defiance / Fort Bruce