Battle of the Little Bighorn southeastern Montana Territory. The fight was an overwhelming victory for the Lakota, Northern Cheyenne, and Arapaho, who were led by several major war leaders, including Crazy Horse and Chief Gall, and had been inspired by the visions of Sitting Bull ("Tȟatȟáŋka Íyotake"). The US 7th Cavalry, a force of 700 men, suffered a major defeat while under the command of Lieutenant Colonel George Armstrong Custer (formerly a brevetted major general during the American Civil War). Five of the 7th Cavalry's twelve companies were annihilated and Custer was killed, as were two of his brothers, a nephew and a brother-in-law. The
Battle of the Little Bighorn size of cavalry companies to 100 enlisted men on July 24. The committee temporarily lifted the ceiling on the size of the Army by 2,500 on August 15. As a result of the defeat in June 1876, Congress responded by attaching what the Sioux call the "sell or starve" rider () to the Indian Appropriations Act of 1876 (enacted August 15, 1876), which cut off all rations for the Sioux until they terminated hostilities and ceded the Black Hills to the United States. The Agreement of 1877 (, enacted February 28, 1877) officially took away Sioux land and permanently established