Which Native American tribe from the Great Plains that was moved to a reservation in southwestern Oklahoma was David E. Williams a member of?
David E. Williams: David Williams (native name: Tos-que) (1933–1985) was a famous Native American painter of Kiowa-Tonkawa/Kiowa-Apache heritage from Oklahoma. Kiowa: Kiowa ( ) people are a Native American tribe and an indigenous people of the Great Plains. Kiowa:  In 1867, the Kiowa were moved to a reservation in southwestern Oklahoma.
Kiowa