The Walla Walla Council (1855) was a meeting in the Pacific Northwest between the United States and sovereign tribal nations of the Cayuse, Nez Perce, Umatilla, Walla Walla, and Yakama.
In 1855, the Walla Walla Council occurred in the Pacific Northwest between the United States and various indigenous tribal nations including the Cayuse, Nez Perce, Umatilla, Walla Walla, and Yakama.