They are Santee Dakota people, part of the Sioux tribe of Native Americans.

General Council meetings are the first Saturday of February, May, August, and November of each year.

Executive committee holds meetings at least once a month established by the President.

The local newspaper is the Moody County Enterprise, based in Flandreau, South Dakota.

In mid-2015, the Tribe stated their intent to begin growing cannabis on one authorized site on their reservation, and commenced selling the product on 1 January 2016, following a vote of tribal authorities which decided 5–1 to legalize cannabis.