Iran is not the only international issue on the president's plate.
   
He met with South Korea's leader Tuesday at the White House to discuss North Korea's nuclear threat.

Click play for more analysis with CBN News International Correspondent Gary Lane.

The meeting comes as tensions on the Korean peninsula have escalated in recent weeks following the north's ballistic and nuclear tests.
    
The two leaders called North Korea's nuclear ambitions a great threat and said that under no circumstances would they allow the country to possess nuclear weapons.

"We will pursue denuclearization on the Korean peninsula vigorously, so we have not come to a conclusion that North Korea will or should be a nuclear power," Obama said.

The UN has passed new sanctions aimed at punishing the regime but enforcing those sanctions will be challenging.
    
Meanwhile, U.S. officials believe the north is preparing for a third nuclear test.