On April 16, 1865, the U.S. War Department issued General Orders, No. 65, announcing that Henry Halleck was assigned to command the Department of Virginia and that Edward O. C. Ord was assigned to command the Department of the South.
General Orders, No. 65
War Department, Adjutant General’s Office
Washington, April 16, 1865
By direction of the President, the following assignments are hereby made:
I. Maj. Gen. H.W. Halleck, U.S. Army, to the command of the Department of Virginia.
II. Maj. Gen. E.O.C. Ord, U.S. Volunteers, to the command of the Department of the South, relieving Maj. Gen. Q.A. Gillmore, U.S. Volunteers, who, upon being relieved, will report to the Adjutant-General of the Army, at Washington, for orders.
BY ORDER OF THE SECRETARY OF WAR:
Assistant Adjutant General.