Army of Virginia in the Army of the Potomac. They were redesignated as shown for the Maryland Campaign and later. The following corps were attached for operations during the Northern Virginia Campaign: 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:
Army of Northern Virginia duration of the Gettysburg Campaign. The Army of Northern Virginia now comprised a total of 75,054 soldiers at the Battle of Gettysburg. The army fielded more than 241 cannons following the Battle of Gettysburg. The artillery battalions were merged into the Artillery Reserve again following the end of the campaign. On September 9, General Lee had to dispatch the First Corps to Braxton Bragg's Army of Tennessee. Following this the army was resubordinated again. Changes were not significant; only the cavalry saw important reorganization. The Army's strength was then 55,221 soldiers. The changes in command until December 31, 1863 were