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

North Korean leader Kim Jong Un said the country would achieve victory in "anti-imperalist, anti-U.S." battles.

The influential sister of North Korean leader Kim Jong Un has rebuffed outreach by South Korea’s new liberal government, ...

North Korea invoked state founder Kim Il Sung as a “historic hero” of Korea's liberation and urged loyalty to current leader ...

While the U.S. seems to consider North Korea a low priority at the moment, South Korea has been bending over backward to win ...

The powerful sister of North Korean leader Kim Jong Un has dismissed the U.S.’s intent to resume diplomacy on North Korea’s ...

Kim Yo Jong has warned the US to accept a "new reality" in which North Korea's nuclear weapons program is non-negotiable ...

South Korean Unification Minister Chung Dong-young said during a press conference on July 28, reported by The Korea Times, ...

North Korea said relations between its leader Kim Jong Un and US President Donald Trump are “not bad” but any attempt to ...

North Korean state media reported that Kim Jong Un urged North Korean troops to prepare "for real war" as he observed a ...

North Korean leader Kim Jong Un smiles during a visit to the Chonji Lubricant Factory, in this undated photo released by North Korea's Korean Central News Agency in Pyongyang on Aug. 6, 2014.

In this file photo, North Korea's Kim Jong Un's sister Kim Yo Jong arrives for the opening ceremony of the Pyeongchang 2018 Winter Olympic Games at the Pyeongchang Stadium, Feb. 9, 2018.