Thomas Custer in the Yellowstone Expedition of 1873, where he fought in the Battle of Honsinger Bluff, and the Black Hills Expedition of 1874. Custer was appointed captain in 1875 and given command of Company C of the 7th Cavalry. In 1874, at the trading post at Standing Rock Agency, Custer participated in the arrest of chief Rain-in-the-Face (Lakota), suspected in the 1873 murder of Dr. John Honsinger. During the 1876 Little Bighorn campaign of the Black Hills War, he served as aide-de-camp to his older brother Lt. Col. George A. Custer and died with his brother on June 25, 1876. Lt.
Battle of the Little Bighorn often been in my mind. Both failed Custer and he had to fight it out alone." Recent archaeological work at the battlefield indicates that officers on Custer Hill restored some tactical control. E Company rushed off Custer Hill toward the Little Bighorn River but failed to reach it, which resulted in the total destruction of that company. This left about 50-60 men, mostly from F Company and the staff, on Last Stand Hill. The remainder of the battle took on the nature of a running fight. Modern archaeology and historical Indian accounts indicate that Custer's force may have been divided