Great Sioux War of 1876 Col. George Armstrong Custer and the Seventh Cavalry were ordered out from the main Dakota Column to scout the Rosebud and Big Horn river valleys. On June 25, 1876, they encountered a large village on the west bank of the Little Bighorn. The US troops were seriously beaten in the Battle of the Little Bighorn and nearly 270 men were killed, including Custer. Custer split his forces just prior to the battle and his immediate command of five cavalry companies was annihilated without any survivors. Two days later, a combined force consisting of Colonel Gibbon's column, along with Terry's headquarters
2nd Cavalry Regiment (United States) and was spread out, often with only one troop occupying a post. In December 1866, 25 troopers of the 2nd Cavalry under LT George W. Grummond accompanied CPT William J. Fetterman in his expedition against Chief Red Cloud. In northern Wyoming, these 81 men were engaged by a force of roughly 1,000 Indians, where they were all massacred in a desperate battle. On 29 June 1867, a small party of 10 troopers and 1 Indian scout under LT Lyman Kidder were ordered to take dispatches from General William Sherman to LTC George A. Custer. Custer grew impatient and moved out