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 as Custer's Crow scouts reported Sioux tribe members were alerting the village. Ordered to charge, Reno began that phase of the battle. The orders, made without accurate knowledge of the village's size, location, or the warriors' propensity to stand and fight, had been to pursue the Native Americans and "bring them to battle." Reno's force crossed the Little Bighorn at the mouth of what is today Reno Creek around 3:00 pm on June 25. They immediately realized that the Lakota and Northern Cheyenne were present "in force and not running away." Reno advanced rapidly across the open field towards the