After destroying several bridges between LaGrange and Moscow, Confederate cavalry commanded by Maj. Gen. Earl Van Dorn attacked the 12 th Michigan Infantry at Middleburgh on December 22, 1862. Van Dorn was forced to retreat when Union reinforcements under the command of Brig. Gen. Benjamin Grierson arrived to support the 12 th Michigan.
Cumberland Gap
After the capture of Knoxville. Maj. Gen. Ambrose Burnside (Dept. of the Ohio) sent James M. Shacklford’s mounted brigade ahead