Question: when was the treaty of fort laramie signed
Answer: The Treaty of Fort Laramie ( also called the Sioux Treaty of 1868 ) was an agreement between the United States and the Oglala , Miniconjou , and Brulé bands of Lakota people , Yanktonai Dakota and Arapaho Nation signed on April 29 , 1868 at Fort Laramie in the Wyoming Territory , guaranteeing the Lakota ownership of the Black Hills , and further land and hunting rights in South Dakota , Wyoming , and Montana .