Third Corps, Army of Northern Virginia Third Corps, Army of Northern Virginia The Third Corps, Army of Northern Virginia was a unit of the Provisional Army of the Confederate States. After the death of Lt. General Thomas J. Jackson at the Battle of Chancellorsville, Robert E. Lee reorganized his army from two infantry corps into three corps, giving command of the new Third Corps to A. P. Hill. For Hill's new corps, Lee assigned Hill's old "Light Division", commanded by Major General William Dorsey Pender, from the Second Corps and Richard H. Anderson's division from James Longstreet's First Corps. For the Corps' third division, Lee created
Army of Northern Virginia artillery formed an Artillery Corps with 109 cannons. The Army of Northern Virginia was established on March 14, 1862, again under Johnston. Though the military department stayed existent its role changed into an administrative division for most of the war. At the outset of the Peninsula Campaign the Army of Northern Virginia had more than 55,633 soldiers. The cannon was assigned to the brigades, as well as the Reserve's artillery. Nominally, Jackson's Corps in the Shenandoah Valley, was subordinate to the Army. Since Jackson led his own campaign at the time of the Peninsula Campaign and was not under Lee's