I thought they lacked the protective equipment to fight on a chemical battlefield. Kinda makes them useless for taking the south. Still be good terror weapon for murdering civilians I guess.
Incinerate them all. Seriously, how tough would it be to pinpoint a strike on that little mutant bastard. With a surgical strike on the leadership and a blitkrieg-style invasion, we could wrap these guys up in a matter of weeks. The populace would be overjoyed, if only because they would be eating.
I read an unclassified US government circular back in the early 90’s that claimed NK was in possession of thousands of metric tons of various chemical weapons including mustard gas, blister, and nerve agents, ready for deployment in standard field artillery shells.