Army of Northern Virginia 20 and July 21, the Army of the Shenandoah and forces from the District of Harpers Ferry were added. Units from the Army of the Northwest were merged into the Army of the Potomac between March 14 and May 17, 1862. The Army of the Potomac was renamed "Army of Northern Virginia" on March 14. The Army of the Peninsula was merged into it on April 12, 1862. Robert E. Lee's biographer, Douglas S. Freeman, asserts that the army received its final name from Lee when he issued orders assuming command on June 1, 1862. However, Freeman does admit that
Joseph E. Johnston Tennessee. Davis immediately appointed Lee to the position, but refused to restore Johnston. In a lengthy unpublished memo, Davis wrote, "My opinion of General Johnston's unfitness for command has ripened slowly and against my inclinations into a conviction so settled that it would be impossible for me again to feel confidence in him as the commander of an army in the field." Vice President Alexander H. Stephens and 17 senators petitioned Lee to use his new authority to appoint Johnston, bypassing Davis, but the general in chief declined. Instead, he recommended the appointment to Davis. Despite his serious misgivings, Davis