Army of Virginia Army of Virginia The Army of Virginia was organized as a major unit of the Union Army and operated briefly and unsuccessfully in 1862 in the American Civil War. It should not be confused with its principal opponent, the Confederate Army of "Northern" Virginia, commanded by Robert E. Lee. The Army of Virginia was constituted on June 26, 1862, by General Orders Number 103, from four existing departments operating around Virginia: Maj. Gen. John C. Frémont's Mountain Department, Maj. Gen. Irvin McDowell's Department of the Rappahannock, Maj. Gen. Nathaniel P. Banks's Department of the Shenandoah, and Brig. Gen. Samuel D.
Army of Northern Virginia only minor. Cooke's Brigade was assigned to serve with Heth's Division, Hampton's Division grew by a cavalry brigade and the Third Corps gained an additional artillery battalion. Imboden's Command remained at Shenandoah Valley and was taken over by Major General Early as the Defense District of Shenandoah Valley. The strength of the army was 54,715 men on December 31. The organization of the Army of Northern Virginia did not change until the end of the war. The Army featured several corps, the corps featured several divisions, and the artillery was divided between the corps. The strength of the Army grew