Fort Custer (Montana) Fort Custer (Montana) Fort Custer was established during the Indian wars in the Department of Dakota by the U.S. Army to subjugate the Sioux, Cheyenne and Crow Indians near present-day Hardin, Montana. The post was named for General George Armstrong Custer who died at the Battle of the Little Big Horn. In April and May, 1877, three companies (C, F and G) were moved from Cheyenne Agency, and three companies ( A, B and H) from Fort Yates in the Standing Rock Agency to the Little Big Horn, Montana, under the command of Lieut.-Colonel G. P. Buell, 11th Infantry, where
9th Cavalry Regiment (United States) scouting for hostile natives, escorting the mail, surveying uncharted land, and constructing roads. That service also included the Battle of Tularosa with Chiricahua Apache warriors led by Victorio in May 1880. The 9th Cavalry was transferred to Fort Riley, Kansas, in 1881, and to Fort Robinson, Nebraska, in 1885. On 5 November 1887, Company H, of the 9th Cavalry fought at the Battle of Crow Agency during the Crow War, at Crow Agency, Montana. The regiment was also patrolled during the Ghost Dance War with the Sioux around the time of the Wounded Knee Massacre and were the last regiment