North Korea has been targeted internationally for its budding nuclear weapons program . The U.S. and South Korean militaries have conducted more than 60 missile tests since 2006, including a recent test of an intercontinental ballistic missile. North Korea 's nuclear arms `` can not be disputed ( if there 's a ) U.S. nuclear threat '' Pyongyang denies its using nukes as a `` bargaining chip '' to win economic concessions .
North Korea has been targeted internationally for its budding nuclear weapons program . Its government , as reported by state news , blasts the `` hostile policy '' of the U.S. , others . North Korea 's nuclear arms `` can not be disputed ( if there 's a ) U.S. nuclear threat '' Pyongyang denies its using nukes as a `` bargaining chip '' to win economic concessions .