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 on the Plains", published just two years before the Battle of the Little Bighorn, he asserted: Indians contemplating a battle, either offensive or defensive, are always anxious to have their women and children removed from all danger…For this reason I decided to locate our [military] camp as close as convenient to [Chief Black Kettle's Cheyenne] village, knowing that the close proximity of their women and children, and their necessary exposure in case of conflict, would operate as a powerful argument in favor of peace, when the question of peace or war came to be discussed. On Custer's decision to advance