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
Giovanni Martino assignment to the U.S. Seventh Cavalry Regiment, led by Lieutenant Colonel George Armstrong Custer. In 1876, he was attached to Company H but on the morning of June 25, Martin was temporarily assigned to serve as one of Custer’s bugler-orderlies. As Custer and nearly 210 troopers and scouts began their final approach to the massive Indian village located in the Little Big Horn River valley, Martin was dispatched with an urgent note for reinforcements and ammunition. Newspaper accounts of the period referred to him as “Custer massacre survivor” and “the last white man to see Custer alive”. Martin and the