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 how much. By dividing his forces, Custer could have caused the defeat of the entire column, had it not been for Benteen's and Reno's linking up to make a desperate yet successful stand on the bluff above the southern end of the camp. The historian James Donovan believed that Custer's dividing his force into four smaller detachments (including the pack train) can be attributed to his inadequate reconnaissance; he also ignored the warnings of his Crow scouts and Charley Reynolds. By the time the battle began, Custer had already divided his forces into three battalions of differing sizes, of which