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
2nd West Virginia Volunteer Cavalry Regiment and a new CompanyG consisted of men from CompanyM. The new regiment commander was Lieutenant Colonel James Allen. His second-in-command was Major Edwin S. Morgan. General Sheridan now led an 8,000-man force, and it consisted of two cavalry divisions. General Wesley Merritt was Sheridan's cavalry commander. General Thomas Devin led the 1st Division, and the 3rd Division was commanded by George Armstrong Custer, who was now a general. The 2nd West Virginia Cavalry became part of the 3rd Brigade, 3rd Division Cavalry Corps. The brigade consisted of the 1st, 2nd, and 3rd West Virginia Cavalry regiments, and was commanded by