Location: Fort Look-out

Treaty of June 22, 1825

Treaty with the Teton, Yancton, and Yanctonies bands of the Sioux tribe of Indians. For the purposes of perpetuating the friendship which has heretofore existed, as also to remove all future cause of discussion or dissension, as it respects trade and friendship between the United States and their citizens, and the Teton, Yancton, and Yanctonies bands of the Sioux tribe of Indians, the President of the United States of America, by Brigadier-General Henry Atkinson, of the United States’ army, and Major Benjamin O’Fallon, Indian Agent, with full powers and authority, specially appointed and commissioned for that purpose of the one