That’s alot of land in anyones book.
Check this out:

Why is the EPA altering state boundaries in Wyoming – and reversing over 100 years of established law? Well, apparently the city of Riverton now falls under the jurisdiction of the Wind River Indian Reservation. This, obviously, isn’t sitting well with the governor’s office – which is urging the EPA to reconsider its ruling and respect the rule of law.

Reacting to the decision to reduce the size of Wyoming by about a million acres, Wyoming Governor Matt Mead warned of the dangers to all Americans of this type of unilateral land redistribution by the EPA:

“I understand that the Northern Arapaho and Eastern Shoshone Tribes have a different opinion about the Wind River Reservation Boundary. My deep concern is about an administrative agency of the federal government altering a state’s boundary and going against over 100 years of history and law.