Arapaho adopt reservation life living off government handouts. Decreased resources and starvation was the major reason for the surrendering of individual Indian bands and the end of the Great Sioux War. The most significant battle of the war was the Battle of The Little Bighorn on June 25–26, 1876. The battle was fought between warriors from the Lakota, Cheyenne, and Arapaho (as well as individual Dakota warrior) and the 7th Cavalry Regiment of the US Army. The battle was fought along the Little Bighorn River in eastern Montana. The soldiers attempted to ambush the large camp of Indians along the river
Battle of the Little Bighorn The great majority of the Indian casualties were probably suffered during this closing segment of the battle, as the soldiers and Indians on Calhoun Ridge were more widely separated and traded fire at greater distances for most of their portion of the battle than did the soldiers and Indians on Custer Hill. After the Custer force was soundly defeated, the Lakota and Northern Cheyenne regrouped to attack Reno and Benteen. The fight continued until dark (approximately 9:00 pm) and for much of the next day, with the outcome in doubt. Reno credited Benteen's luck with repulsing a severe attack on