Presidency of Ulysses S. Grant ordered Sheridan to round up the Sioux and put them on the reservation. Sheridan used a strategy of convergence, using Army columns to force the Sioux onto the reservation. On June 25, 1876, one of these columns, led by Colonel George A. Custer met the Sioux at the Battle of Little Big Horn and part of his command was slaughtered. Approximately 253 federal soldiers and civilians were killed compared to 40 Indians. Custer's death and the Battle of Little Big Horn shocked the nation. Sheridan avenged Custer, pacified the northern Plains, and put the defeated Sioux on the reservation. On
7th Cavalry Regiment September 1866 at Fort Riley, Kansas, as part of an expansion of the regular army following the demobilization of the wartime volunteer and draft forces. From 1866 through 1871, the regiment was posted to Fort Riley and fought in the American Indian Wars. In the Battle of the Washita in 1868, the regiment sustained 22 losses, while inflicting more that 150 deaths on a Cheyenne encampment, mostly women and children . This attack was led by George Armstrong Custer, who later led the 7th Cavalry to the most calamitous defeat of U.S. forces in the Indian Wars. Typical of post-Civil