Western Theater of the American Civil War heart of the Confederacy. Bragg, whose personal friendship with Confederate President Jefferson Davis saved his command following his defeats at Perryville and Stones River, was finally relieved of duty and replaced by General Joseph E. Johnston. In March 1864, Grant was promoted to lieutenant general and went east to assume command of all the Union armies. Sherman succeeded him in command of the Military Division of the Mississippi. Grant devised a strategy for simultaneous advances across the Confederacy. It was intended to destroy or fix Robert E. Lee's army in Virginia with three major thrusts (under Meade, Butler, and Sigel)
First Corps, Army of Northern Virginia months, Longstreet would serve as head of the Department of Southern Virginia and North Carolina. Starting on April 11, Longstreet used his two divisions to lay siege to Suffolk, in order to better collect supplies in the area near the city. After three weeks he was ordered to abandon the siege and return to Lee's main army but the Battle of Chancellorsville ended before Longstreet arrived. Note: see Gettysburg order of battle for the command structure of the Army of Northern Virginia at this time. Following the death of Jackson in May, the Army of Northern Virginia was reorganized into