For 10 points, give this namesake of 1851 and 1868 treaties with Native Americans, a fort in eastern Wyoming along the Oregon Trail.
Sam Walker led a contingent that embarked from this location in the Powder River Expedition. Â Colonel Moonlight ordered a reduction in the number of people housed here, leading to the death of Captain Fouts in an ambush. Â One document named after this location stipulated yearly "annuity" payments of fifty thousand dollars, and that document's signing caused the grass around this location to die because the signatories brought so many horses. Â The (*) Grattan Massacre was perpetrated on troops that were based here. Â Another document named after this place ignored the claims of the Ponca in creating the Great Sioux Reservation, thus ending Red Cloud's War. Â For 10 points, give this namesake of 1851 and 1868 treaties with Native Americans, a fort in eastern Wyoming along the Oregon Trail.
Sam Walker led a contingent that embarked from this location in the Powder River Expedition.
Fort Laramie