"The Cayuse, Umatilla and Walla Walla people make up the Confederated Tribes of the Umatilla Indian Reservation.
Government - Local, Indian
Our three bands were brought together on the Umatilla Indian Reservation, established by a Treaty with the US Government in 1855. We were united as a single tribal government in 1949 when our leaders adopted our Constitution and By-laws.
We currently have over 2,521 tribal members."