I doubt the Navajos are part of this. They are the most patriotic tribe in America, or at least they were in my experience during the Run For The Wall I rode with some years back.
I don’t know why you call the Navajo the most patriotic Indians.
How The Navajo Nation Helped Flip Arizona For Democrats
https://www.npr.org/sections/live-updates-2020-election-results/2020/11/13/934591289/how-the-navajo-nation-helped-flip-arizona-for-democrats
Red Cloud’s tribe..the lakota