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 by a large force of Sioux who (no longer engaging Reno) rushed down the valley. This was the beginning of their attack on Custer who was forced to turn and head for the hill where he would make his famous "last stand". Thus, wrote Curtis, "Custer made no attack, the whole movement being a retreat". Other historians claim that Custer never approached the river, but rather continued north across the coulee and up the other side, where he gradually came under attack. According to this theory, by the time Custer realized he was badly outnumbered, it was too late to