Kim Yo Jong, who is a senior official in the North's ruling Workers' Party, also said a change made to the plan for annual joint military drills by South Korea and the United States was a "futile" move that does not change the allies' hostile intent.

Kim Yo Jong has been described as a mouthpiece for her brother, North Korean leader Kim Jong Un — and a potential successor.

The influential sister of North Korean leader Kim Jong Un has rebuffed outreach by South Korea’s new liberal government, saying that North Korea has no interests in talks with South Korea, no matter what proposal its rival offers.