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 relieve pressure on Reno's detachment (according to the Crow scout Curley, possibly viewed by both Mitch Bouyer and Custer) by withdrawing the skirmish line into the timber on the edge of the Little Bighorn River. Had the U.S. troops come straight down Medicine Tail Coulee, their approach to the Minneconjou Crossing and the northern area of the village would have been masked by the high ridges running on the northwest side of the Little Bighorn River. That they might have come southeast, from the center of Nye-Cartwright Ridge, seems to be supported by Northern Cheyenne accounts of seeing the approach