The Great Sioux Reservation
Pink Line: represents the original boundary.
Pale Yellow: lands lost in 1877
Darker Yellow: lands lost in 1889 and 1910
Brown: current lands comprising, Standing Rock, Cheyenne RIver, Crow Creek, Lake Traverse, Pine RIdge, Rosebud, Yankton, and finally Santee reservations.
The dark shaded area represents the boundary lines according to the Fort Laramie Treaty of 1868. The lighter shaded area marks the hunting grounds unceded by the Sioux Nation.
The Lakota Sioux agreed to live on the reservation, but did not give up the right to hunting outside their territory.