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
George Armstrong Custer A roommate noted, "It was alright with George Custer, whether he knew his lesson or not; he simply did not allow it to trouble him." Under ordinary national conditions, Custer's low class rank would result in an obscure posting, but Custer had the "fortune" to graduate as the Civil War broke out. All officers were needed. Like the other graduates, Custer was commissioned as a second lieutenant; he was assigned to the 2nd U.S. Cavalry Regiment and tasked with drilling volunteers in Washington, D.C. On July 21, 1861, he was with his regiment at the First Battle of Bull Run