The story so far: On April 4, South Korea’s constitutional court upheld the impeachment of former President Yoon Suk Yeol. The Court unanimously (8-0) agreed in favour of the impeachment.

Democratic Party nominee Lee Jae-myung will be retried on electoral violation charges, while the acting president has resigned and is expected to enter the race.

About 28,500 U.S. troops are stationed in South Korea, but the White House is considering changes to that military footprint.