Under General Grant's direction, General Sheridan used the total war strategy in the Shenandoah Valley to

Just like General Sherman, General Philip Sheridan used the "scorched earth" policy in the Shenandoah Valley. He deprived the Rebel army of anything that they can use in the area. His approach work as the North drove the South out of the Shenandoah and it contributed to the total victory of the Union in the Civil War.