The same way we will for the Southern border.
Building one around a state of the union, that is still a state of the union, would be a bad idea. The separatist message to other states would be destructive to the union.
Folks, unless we want to become Europe with a bunch of small nation-states, we better be careful what we sign on to.
We have the budget for a strong national defense becasue we are 330 million people strong.
Start chopping that up, and soon your a 75 million nation weak.
The funding wouldn’t be there to pay down the debt, finance our military, and a few other important things.
Hmmmm, didn’t think of that. ;)