Iran may be the business of Israel. North Korea may be the business of South Korea. But if countries have problems with their neighboring states, they should deal with this as neighboring countries. The US already had wars with the Red Indians, Spain, Britain, Mexico, and a Civil war within the US. Then the Yankees didn't have enough with that, and had wars against "neighbors" like Yugoslavia and Iraq. The US should live it neighbors and the rest of the world alone. Only then peaceful resolutions can be achaived