North Korean leader Kim Jong Un and U.S. then-President Donald Trump shake hands over the military demarcation line between North and South Korea on June 30, 2019.

The U.S. use of B-1B bombers in drills with South Korea, as North Korea marked the birthday of its founder, could draw an angry response from Kim Jong Un.

North Korea’s attempt to launch its second navy destroyer in a month has failed, dealing a huge embarrassment to its leader, Kim Jong-un, who called it a criminal act and indicated he would ...

Kim Jong-un highlighted Pyongyang’s support for Russia’s war in Ukraine by showing his people, for the first time, images of North Korean soldiers fighting alongside Russian troops.

But when he mentioned Kim Jong-un, the leader of North Korea who has threatened to use nuclear weapons against the South, he talked as if Mr. Kim were a long-lost friend.

President Trump with Kim Jong-un, North Korea’s leader, in Vietnam in 2019. Talks ended without an agreement on how to roll back North Korea’s nuclear and ballistic missile programs.

Kim Jong Un made a rare public appearance with his wife, Ri Sol Ju, and daughter Kim Ju Ae on June 24, celebrating the opening of a new North Korean tourist site. Ju Ae is believed to be his ...

North Korean leader Kim Jong-un visits the Friendship Tower in Pyongyang, symbolizing the friendly ties between his country ...

The city of Hyesan, just over the river from China, once offered a glimpse of a more open North Korea. Now it exemplifies Kim Jong Un’s mounting authoritarianism.