Second Corps, Army of Northern Virginia General Gustavus W. Smith. This unit was also known as the Second Division and was eventually subsumed into general Robert E. Lee's Army of Northern Virginia as a reserve in Maj. Gen. D. H. Hill's Division. When Lee was able to reorganize his army after finishing battles with Union Maj. Gen. George B. McClellan on the peninsula, he created this corps under the command of Lieutenant General Jackson, along with a sister corps under Lt. Gen. James Longstreet. Lee's reorganization was based on his evaluation of the performance of his division commanders during the Seven Days Campaign. General Jackson commanded
Second Corps, Army of Northern Virginia Fredericksburg and in the subsequent series of engagements along the Rappahannock River. The corps' finest moment came during the Battle of Chancellorsville when Jackson led the famous enveloping left flank attack that routed much of Maj. Gen. Joseph Hooker's Federal Army of the Potomac. However, the subsequent loss of Jackson was devastating to Lee and the Army of Northern Virginia, and is considered to be a turning point for Lee's ability to command the army without occasionally needing to personally see to the details of corps command. From May 2 to May 30, 1863, the Second Corps was commanded temporarily