Anthony/Brady   In 1861, the 4th Infantry was recalled to the East and placed in the defenses around Washington, D.C. Russell joined the volunteer army and accepted a commission as colonel of the 7th Regiment Massachusetts Volunteer Infantry. Russell then served in the Peninsula Campaign and the Seven Days Battles. He was brevetted lieutenant colonel in the regular army for gallant and meritorious service.In 1862, Russell was promoted to major in the regular army and assigned to the U.S. 8th Infantry Regiment. Still in command of the 7th Massachusetts, he fought in the Battle of Antietam. Later in 1862, Russell was promoted to brigadier general of volunteers and commanded a brigade during the Rappahannock campaign. He later fought at the Battle of Fredericksburg. Russell was primarily in reserve during the Battle of Gettysburg, but was brevetted colonel in the regular army shortly afterward.In 1864, Russell fought in the Overland Campaign. He was mortally wounded later that year in the Shenandoah Valley during the Battle of Opequon, otherwise known as the Third Battle of Winchester, when he was struck by a shell fragment. On May 3, 1867, President Andrew Johnson nominated Russell for the grade of brevet major general in the regular army, to rank from the date of his death in the field, September 19, 1864, and the United States Senate confirmed the appointment on February 14, 1868.[1]He is buried in Salem, New York, in Evergreen Cemetery.