Elizabeth Bacon Custer led the Seventh Cavalry in pursuit of Sitting Bull, Crazy Horse and the Sioux and Northern Cheyenne who refused to be confined to the reservation system. After her husband's column was wiped out at the Battle of the Little Big Horn in June 1876, many in the press, Army, and government criticized Custer for blundering into a massacre. President Ulysses S. Grant publicly blamed Custer for the disaster. Fearing that her husband was to be made a scapegoat by history, Libbie launched a one-woman campaign to rehabilitate her husband's image. Her assistance to the author of the first Custer biography,
George Armstrong Custer of the Potomac reorganized under the command of Major General Philip Sheridan, Custer (now commanding the 3rd Division) led his "Wolverines" to the Shenandoah Valley where by the year's end they defeated the army of Confederate Lieutenant General Jubal Early in the Valley Campaigns of 1864. During May and June, Sheridan and Custer (Captain, 5th Cavalry, May 8 and Brevet Lieutenant Colonel, May 11) took part in cavalry actions supporting the Overland Campaign, including the Battle of the Wilderness (after which Custer ascended to division command), and the Battle of Yellow Tavern (where J.E.B. Stuart was mortally wounded). In the