Respuesta :
The war was fought over control of the western Powder RiverCountry in present north-central Wyoming. ... All involved in "Red Cloud's War" were parties in that treaty. In 1863, European Americans had blazed the Bozeman Trail through the heart of the traditional territory of the Cheyenne, Arapaho, and Lakota.
It allowed the Lakota to get control of the Powder River country until the government betrayed them.