Battle of Slim Buttes Battle of Slim Buttes The Battle of Slim Buttes was fought on September 9 and 10, 1876, in the Great Sioux Reservation in the Dakota Territory, between the United States Army and the Sioux. The Battle of Slim Buttes was the first U.S. Army victory of the Great Sioux War of 1876 after George Armstrong Custer's defeat at the Battle of Little Bighorn on June 25 and 26, 1876. Brigadier General George Crook, one of the U.S. Army's ablest Indian fighters, led the "Horsemeat March," one of the most grueling military expeditions in U.S. history, destroying Oglala Chief American Horse's
Battle of the Little Bighorn Model 1873 rifle and carbine, and was not considered a significant shortcoming in the overall worthiness of the shoulder arm. With the ejector failure in US Army tests as low as 1:300, the Springfield carbine was vastly more reliable than the muzzle-loading Springfields used in the Civil War. Gallear addresses the post-battle testimony concerning the copper .45-55 cartridges supplied to the troops in which an officer is said to have cleared the chambers of spent cartridges for a number of Springfield carbines. This testimony of widespread fusing of the casings offered to the Chief of Ordnance at the Reno Court