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territories
Last updated 4/22/2023
treaties
Last updated 7/31/2022
Chinuk Wawa (languages)
Lower Chinook (languages)
Chinook (territories)
Wasco and Wishram (territories)
Clackamas (territories)
Lower Chinook (territories)
Confederated Tribes of Warm Springs (territories)
Added 6/6/2018, last updated 7/31/2022 *
* older dates may be inaccurate due to tech changes along the way
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