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 to why he refused them and what advantage their availability might have conferred on his forces at the Battle of the Little Bighorn. One factor concerned Major Marcus Reno's recent 8-day reconnaissance-in-force of the Powder-Tongue-Rosebud Rivers, June 10 to 18. This deployment had demonstrated that artillery pieces mounted on gun carriages and hauled by horses no longer fit for cavalry mounts (so-called condemned horses) were cumbersome over mixed terrain and vulnerable to breakdowns. Custer, valuing the mobility of the 7th Cavalry and recognizing Terry's acknowledgement of the regiment as "the primary strike force" preferred to remain unencumbered by the Gatling