You guys are so silly.
Don't you know we'd wipe your little Communist ***es off the planet if you tried this???
http://news.yahoo.com/furious-over-sanctions-nkorea-vows-nuke-us-092213643.html
http://news.yahoo.com/north-korea-says-exercise-preemptive-nuclear-attack-against-092109134.html
you can't have it both ways - you can't shut yourself off, treat your people inhumanely, "flip off" the rest of the world, and then get pissed when we have sanctions against you! You should be happy that you even have things that we can hold sanctions against in the first place!