I’d say this has something to do with Iran and Obama enabling them to develop Nukes.
There is a lot going on in the ME. Saudi Arabia had a revolution. New people in charge. Turns out they hate these fanatics as much as we do. They have a lot of money and spent it on the most modern weaponry and the best trained commandos in the world.
The US, Israel, and a coalition of Arab nations are destroying all terrorist organizations in the middle east.
A minister from Saudi Arabia just paid a visit to South Korea. It most likely was an offer to take care of the NK “problem”.