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.
George Armstrong Custer without permission. On May 3, a member of Sheridan's staff arrested Custer as he arrived in Chicago. The arrest sparked public outrage. The New York Herald called Grant the "modern Caesar" and asked, "Are officers... to be dragged from railroad trains and ignominiously ordered to stand aside until the whims of the Chief magistrate ... are satisfied?" Grant relented but insisted that Terry—not Custer—personally command the expedition. Terry met Custer in St. Paul, Minnesota on May 6. He later recalled, "(Custer) with tears in his eyes, begged for my aid. How could I resist it?" Terry wrote to Grant attesting