 On March 11, 1864, the infantry was mounted and assigned to General Gary's Cavalry Brigade and served in the Department of Richmond until January, 1865 when it was transferred to the Cavalry Corps, Army of Northern Virginia.The various elements of the Legion fought in most of the major Eastern operations of 1862, including the Peninsula, Northern Virginia, and Maryland campaigns, suffering substantial losses.The Legion helped to dislodge the Yankees at the battle of Chinn Ridge, and the Second Battle of Bull Run, and to inflict a horrific number of casualties on the 5th New York Regiment.