Thomas Custer George Custer had become sterile after contracting gonorrhea while at West Point, and that the father of these children was his brother Thomas. Thomas Custer Thomas Ward Custer (March 15, 1845 – June 25, 1876) was a United States Army officer and two-time recipient of the Medal of Honor for bravery during the American Civil War. A younger brother of George Armstrong Custer, he served as his aide at the Battle of Little Bighorn against the Lakota and Cheyenne in the Montana Territory. Together with the younger Boston Custer, the three brothers were killed in that overwhelming defeat of United
Great Sioux War of 1876 To combat the Sioux the U.S. army had a string of forts ringing the Great Sioux Reservation and unceded territory. The largest force arrayed against the Indians at one time was in summer 1876 and consisted of 2,500 soldiers deployed in the unceded territory and accompanied by hundreds of Indian scouts and civilians. Many of the soldiers were recent immigrants and inexperienced on the frontier and in Indian warfare. Cavalry soldiers were armed with .45 caliber, single-action revolvers and the Springfield Model 1873, a single-shot, breech-loading rifle which gave the soldiers a large advantage in range over most Indian weapons.