 He was promoted to colonel on August 27, 1864, and given brigade command in the IX Corps in the Army of the Potomac from September until October.He then was transferred to the Army of the James that winter and commanded several brigades in the Army's XXV Corps from December 3 to February 27, 1865.Leading the 28th, he was among the first to enter Richmond after it fell to Federal forces in early April 1865.