Chattanooga Campaign
In October and November 1863 the regiment took part in the Chattanooga Campaign, a series of maneuvers and battles designed to give the Union control of the state of Tennessee, including Chattanooga, known as the "Gateway to the Lower South." During this campaign they were part of the 3rd Brigade (commanded by Colonel Friedrich Hecker), 3rd Division (commanded by General Carl Schurz), and the XI Corps (commanded by General Oliver O. Howard).