Choe Sang-Hun

A court ruled that Yoon Suk Yeol, the impeached former president, had sought to stir up instability to justify his bid for authoritarian rule in 2024.

On a rare visit to North Korea, China’s leader, Xi Jinping, projected unity but also sought to remind Kim Jong-un that he is the senior partner in their alliance.

He used the pandemic to ruthlessly tighten his grip on the country. Then he energized its economy by leveraging Russia’s war in Ukraine.

As Xi Jinping visits Pyongyang, he faces an emboldened North Korean dictator, whose alliance with Russia has reduced his dependence on China.

While diplomatic relations between the two Koreas are near a historic low, a rare trip by athletes from the North triggered intense emotions in some older South Koreans.

Japan’s prime minister, Sanae Takaichi, and South Korea’s president, Lee Jae Myung, have surprised many observers by moving past their nations’ historical grievances.

In the world’s fastest aging society, artificial intelligence is being used to make care calls to older adults who live alone and to fight dementia.