This lesson has 8 State of Idaho Indigenous Peoples, the: Coeur D’Alene, Kalispel, Kootenai, Nez Perce, Paiute, Palouse, Salish, and Shoshone.  Those that roamed across what is now the Idaho and Washington border included the:

Which tribes are not Federally recognized:

Chinook
Cayuse
Chimakum
Duwamish
Kikiallus
Snohomish
Snoqualmoo
Steilacoom
Willapa
All of the above

Time Immemorial
State History