4th Cavalry Regiment (United States) companies of the 4th Cavalry to Fort Clark. This time Mackenzie led a larger and more extensive expedition into Mexico, restored a system of patrols, and reestablished peace in the devastated region of South Texas. Outside Texas, Mackenzie and the 4th Cavalry administered and controlled the Kiowa-Comanche and the Cheyenne-Arapaho reservations for several years, and, after the defeat of George Armstrong Custer's command at the Battle of Little Bighorn in June 1876, forced Crazy Horse and his band of Sioux and the Northern Cheyennes to surrender. In the autumn of 1879, Mackenzie with six companies of the 4th Cavalry subdued
Yellowstone Expedition of 1873 of the hill along the Yellowstone River. George Custer, with Companies A and B of the 7th Cavalry under the command of Captain Myles Moylan scouted to the west ahead of Stanley's column. Custer's group consisted of 86 enlisted men, 4 officers, and Indian scouts. Custer's brother, First Lieutenant Thomas Custer, and his brother-in-law, First Lieutenant James Calhoun, accompanied him. Shots were exchanged with Sioux Warriors near the Yellowstone River early in the battle, and George Custer's men formed a skirmish line. A volley from the line distracted the pursuing Indians enough to halt the warriors' charge. Custer had Captain