Ulysses S. Grant fought in a war.
The Battle of Shiloh , also known as the Battle of Pittsburg Landing , was a major battle in the Western Theater of the American Civil War , fought April 6 -- 7 , 1862 , in southwestern Tennessee . The Chattanooga Campaign was a series of maneuvers and battles in October and November 1863 , during the American Civil War . Robert Edward Lee ( January 19 , 1807 -- October 12 , 1870 ) was an American general known for commanding the Confederate Army of Northern Virginia in the American Civil War from 1862 until his surrender in 1865 . Ulysses S. Grant . As Commanding General ( 1864 -- 69 ) , Grant worked closely with President Abraham Lincoln to lead the Union Army to victory over the Confederacy in the American Civil War . After his victories in the Chattanooga Campaign , Lincoln promoted him to lieutenant general and Commanding General of the Army in March 1864 .