It seems to me that the danger from North Korea and its capabilities are overblown. I think Trump just wants as PR to win over a country that has nuclear weapons. He knows that North Korea can strike at America. Therefore, he hoped that victory will be easy.
A communist country and one ruling party none other than Kim Jung un and his henchman..one policy that came from one person and to opress there countrymen big treat to peace and stability not just for south but also in the region because of there nuclear program