Through the course of the Civil War, Carpenter served in at least 14 campaigns and over 150 battles related to them from the 1861 Peninsula Campaign, the 1862 Maryland Campaign, Campaign at Fredericksburg, the 1863 Gettysburg Campaign, Chancellorsville (in Stoneman's raid to the rear of Lee's army), the 1864 The Wilderness and final battles in Kentucky and south-West Virginia.