North Korea on Friday (Oct 13) slammed the visit of the USS Ronald Reagan, an American aircraft carrier, to a South Korean port. Pyongyang denounced the move as a significant escalation of preparations by the United States for a potential nuclear conflict.

North Korea slams US aircraft carrier visit to South Korean port, calls it 'undisguised provocation'

North Korean leader Kim Jong-un on Friday called the United States Pyongyang's ''biggest enemy'' as he threw down the diplomatic gauntlet to the incoming administration of Joe Biden.

North Korean leader Kim Jong-un calls US Pyongyang's 'biggest enemy'

US secretary of state Rex Tillerson said communication with North Korea was happening directly and cited two or three US?channels open to Pyongyang

US says it's talking directly to North Korea which has shown no interest in dialogue