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 around June 26 or 27 in an attempt to engulf the Native Americans. On June 22, Terry ordered the 7th Cavalry, composed of 31 officers and 566 enlisted men under Custer, to begin a reconnaissance in force and pursuit along the Rosebud, with the prerogative to "depart" from orders if Custer saw "sufficient reason". Custer had been offered the use of Gatling guns but declined, believing they would slow his command. While the Terry–Gibbon column was marching toward the mouth of the Little Bighorn, on the evening of June 24, Custer's Indian scouts arrived at an overlook known as the