Winfield Scott Edgerly 27, 1875. From May to September 1876, the 7th Cavalry, including Edgerly, participated in the Sioux Expedition. Edgerly was promoted to first lieutenant in the 7th Cavalry effective June 25, 1876. The regiment was engaged in the Battle of the Little Bighorn on June 26–27, 1876. Edgerly was the second in command of Company D, serving under Captain Thomas Weir; Company D was assigned to Captain Frederick Benteen's Battalion. Prior to the battle, Lieutenant Colonel George Armstrong Custer was discussing upcoming events with his junior officers; Edgerly expressed enthusiasm about the possibility of success; Custer replied that success depended on
George Armstrong Custer Colorado to July 28. 1867. He took part in Major General Winfield Scott Hancock's expedition against the Cheyenne. On June 26, Lt. Lyman Kidder's party, made up of ten troopers and one scout, were massacred while en route to Fort Wallace. Lt. Kidder was to deliver dispatches to Custer from General Sherman, but his party was attacked by Lakota Sioux and Cheyenne (see "Kidder massacre"). Days later, Custer and a search party found the bodies of Kidder's patrol. Following the Hancock campaign, Custer was arrested and suspended at Fort Leavenworth, Kansas to August 12, 1868 for being AWOL, after having