It took place Process_start on July 30 , 1864 , between the Confederate Army of Northern Virginia , commanded Control by General Robert E. Lee , and the Union Army of the Potomac , commanded Control by Maj. Gen. George G. Meade ( under the direct supervision Scrutiny of the general-in-chief , Lt. Gen. Ulysses S. Grant ) .

It was one of the final battles Hostile_encounter of Union Lt. Gen. Ulysses S. Grant 's Overland Campaign Military_operation , and is remembered as one of American history 's bloodiest , most lopsided battles Hostile_encounter .