First Corps, Army of Northern Virginia Tennessee and performed important forage service in Suffolk, Virginia. It was disbanded shortly following Gen. Robert E. Lee's surrender to Union forces on April 9, 1865. On June 1, 1862, Robert E. Lee took command of the Army of the Potomac following Johnston's wounding during Battle of Seven Pines, and shortly afterwards this army would be known as the Army of Northern Virginia. Lee re-organized the army as two "wings" (corps were not legally allowed by the Confederate Congress until September 18), with Lt. Gen. James Longstreet in charge of the Right Wing and Lt. Gen.Thomas J. "Stonewall" Jackson in
Joseph E. Johnston Manassas. The winter of 1861–62 was relatively quiet for Johnston in his Centreville headquarters, concerned primarily with organization and equipment issues, as the principal Northern army, also named Army of the Potomac, was being organized by George B. McClellan. McClellan perceived Johnston's army as overwhelmingly strong in its fortifications, which prompted the Union general to plan an amphibious movement around Johnston's flank. In early March, learning of Union offensive preparations, Johnston withdrew his army to Culpeper Court House. This movement had repercussions on both sides. President Davis was surprised and disappointed by the unannounced move, which he considered a "precipitate