It's not their sovereign land, except in the sense that the entirety of the US is 'their land.' Tribes are sovereign over their own land and BAJAA does not change that. It is common for tribes to litigate things outside of their own lands and administered by/for the public, for instance this landmark case https://en.wikipedia.org/wiki/Navajo_Nation_v._United_States...
> They have too much power? On their land?
It's not their sovereign land, except in the sense that the entirety of the US is 'their land.' Tribes are sovereign over their own land and BAJAA does not change that. It is common for tribes to litigate things outside of their own lands and administered by/for the public, for instance this landmark case https://en.wikipedia.org/wiki/Navajo_Nation_v._United_States...