So, how long would the Russians hold Alaska before we nuked Moscow?
How long will Mexicans (try, and fail, because I am here) hold Texas before we nuked Mexico city?
Nothing brings Americans together faster than an outside aggressor. And if the economy gets so bad that foreign powers start to do land grabs, we'll do the same thing that saved us from the last depression - Enter a world war and whoop everybody's ass.
He may be right, and we may break apart - but what he fails to notice is that we will take everybody with us. Economically, at first, and violently, at the last.
-Jdude