Little Bighorn River Little Bighorn River The Little Bighorn River is a tributary of the Bighorn River in the United States in the states of Montana and Wyoming. The Battle of the Little Bighorn, also known as the Battle of the Greasy Grass, was fought on its banks on June 25, in 1876, as well as the Battle of Crow Agency in 1887. The Little Bighorn rises in northern Wyoming, deep in the Bighorn Mountains, under Duncum Mountain and Burnt Mountain. The main stream flows through a deep canyon until it issues onto the plains, just at the Montana-Wyoming border. In Little Bighorn
Battle of the Little Bighorn forces, though not equally matched in the number and type of arms, were comparably outfitted, and neither side held a overwhelming advantage in weaponry. Two hundred or more Lakota and Cheyenne combatants are known to have been armed with Henry, Winchester, or similar lever-action repeating rifles at the battle. Virtually every trooper in the 7th Cavalry fought with the single-shot, breech-loading Springfield carbine and the Colt revolver. Historians have asked whether the repeating rifles conferred a distinct advantage on Sitting Bull's villagers that contributed to their victory over Custer's carbine-armed soldiers. Historian Michael L. Lawson offers a scenario based on