Every new administration gets tested EARLY for it’s mettle. Think JFK(Castro), Bush(911), and those of varying degrees. Trump not only knows it but is acting like he welcomes the test. The negotiating involved beforehand suggests there’s a way out but I’m sure our enemies don’t want to find out just how big and powerful we are. They DO know but there’s a new sheriff in town.
If we take out the Norks it will take 20 minutes. Let the South clean up afterwards. Next, move the armada towards Iran. Bring half of the 28k troops from S. Korea along with them. Call for a violent overthrow with the threat we will leave and they will have to wait.