Early in the Tullahoma Campaign, Union forces in the Army of the Cumberland advanced upon a series of gaps south of Murfreesboro occupied by the Confederate Army of the Tennessee. In a series of attacks and counter-attacks that followed including the 39th Indiana Infantry armed with Spencer repeating rifles, the Confederate forces withdrew to Tullahoma.
Pittsburgh Landing
On March 1, 1862 Union gunboats Tyler and Lexington and the transport Zetta carrying 2 companies of the 32nd Illinois