05/19/2009
https://congress.gov...
"John Marshall made it very clear that the sovereignty of the Indian tribes is a retained sovereignty, and that retained sovereignty is protected by the constitution, not granted by the constitution."
"the constitution is extremely important and we are bound by those treaties and John Marshall has said these Indian treaties are as valid as treaties with France or Germany."
"We have to be careful not to slice away a bit at their sovereignty."
"But the preemption scares me. You have the Governor of Texas talking about secession..."