Korea

Korea was a region in Asia that, in the 21st century, was divided into two separate nations, North Korea and South Korea. (TV: The New World)

History
In December 1950, Rhodes fought with US Army against the Red Chinese, who came across the Yalu out of Manchuria, on a frozen hilltop south of the Changjin Reservoir in Korea. (COMIC: The Good Soldier)

In 1988, South Korea was one of the stops made by the Neptune on its around-the-world journey. (PROSE: Dateline to Deadline)

By 2009, North Korea was part of the worldwide nuclear grid overseen by UNIT. (TV: The Poison Sky)

The Tenth Doctor and Donna Noble once visited South Korea while trying to discover who was responsible for the release of Rempaths into the Earth's internet. (PROSE: In the Blood)

In the wake of Miracle Day in 2011, the North Korean regime viewed its population as immortal soldiers and mobilised troops along the border with South Korea. (TV: The New World)

In 2059, South Korea was part of the Bowie Base One mission, though there were no South Korean astronauts at the station. (TV: The Waters of Mars)

Parallel universe
In a parallel universe, Korea was part of the Big Six, while the separate East Korea refused to sign the Steinberg Agreement. (AUDIO: The Flood)