A private South Korean committee announces that it plans to file a lawsuit with the International Criminal Court against North Korea over repatriation of prisoners of war and remains of soldiers killed in the Korean War.
South Korean President Moon Jae-in meets North Korean leader Kim Jong-un. Moon and Kim agree to officially end the Korean War and the Korean conflict overall. Kim becomes the first North Korean leader to cross the Korean Demilitarized Zone since the war.
North Korea and South Korea announce that they are planning to officially end the Korean War by writing a peace agreement. An armistice agreement was reached, ending armed conflict, in 1953. U.S. President Donald Trump called the decision to end the war a blessing.
South Korea imposes direct sanctions against North Korea that blacklists dozens of Northern companies and people for the first time, and bans ships that have visited North Korean ports in the previous 180 days from its waters.
North Korea shells Yeonpyeong island, South Korea at 14:34 local time in response to South Korean shelling close to the North Korean border during military drills. The North's shelling kills two marines and prompts a military response by the South in one of the most serious clashes since the 1953 armistice of the Korean War.