The Flandreau Santee Sioux Tribe consists of descendents of the “Mdewakantonwan” people, one of the sub-tribes of the Isanti (Santee) Dakota (Sioux) originally from central Minnesota. In 1934, the Tribe was recognized under the Indian Reorganization Act of 1934. Today the Flandreau Santee Sioux Reservation is located on 2,500 acres (10 km2) of land in South Dakota. Notable tribal member Chief Little Crow participated in the Dakota War of 1862. All of these flags are digitally printed knitted polyester. Made to order item. Lead time approximately 10 business days.