North Korea has been criticized internationally for its budding nuclear weapons program . Its government , as reported by state news , blasts the ` ` hostile policies '' of the U.S. , " . U.S. to beef up missile defense against North Korea , Iran . North Korea 's nuclear arms ` ` can not be disputed ( if there 's a ) U.S. nuclear threat '' and denies its using nukes as a ` ` bargaining chip '' to gain economic gains .
North Korea has been criticized internationally for its budding nuclear weapons program . Its government , as reported by state news , blasts the ` ` hostile policies '' of the U.S. , " . North Korea 's nuclear arms ` ` can not be disputed ( if there 's a ) U.S. nuclear threat '' and denies its using nukes as a ` ` bargaining chip '' to gain economic gains .