Well usually they aren't any kind of social or economic hubs, so I don't really worry if I can't enter or do business with north korea in my day to day life. T

Well usually they aren't any kind of social or economic hubs, so I don't really worry if I can't enter or do business with north korea in my day to day life. The EU on the other hand... Also almost all laws stay in one jurisdiction, they don't go beyond their own country.