Because it's just talk. No state in the union has anything like the military force required to close their borders and defend their territory. The rest of the

Because it's just talk. No state in the union has anything like the military force required to close their borders and defend their territory. The rest of the states wouldn't bother invading, they'd just ignore them. What are they going to do, put mines on the Interstates? I guess it could get violent for a couple days.