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
Great Sioux War of 1876 be given to the resisting northern bands. In October 1876, Army troops surrounded the villages of Red Cloud and Red Leaf. They arrested and briefly confined the leaders, holding them responsible for failing to turn in individuals arriving in camp from hostile bands. The US sent another commission to the agencies. According to historian Colin Calloway, "Congress passed a law extinguishing all Lakota rights outside the Great Sioux Reservation." Colonel Ranald S. Mackenzie and his Fourth Cavalry were transferred to the Department of the Platte following the defeat at the Little Bighorn. Stationed initially at Camp Robinson, they formed the