South Korea and the United States kicked off a joint large-scale air exercise Thursday, the South's Air Force said, in efforts to bolster their interoperability and combined readiness posture against ...

As South Korean President Yoon Suk Yeol's impeachment trial drew to a close, footage of protesters waving flags with Chinese characters was misrepresented in social media posts as evidence of a ...

How North and South Korea Came to March Under One Flag The star of the Pyeongchang Winter Olympics opening ceremony was a white and blue flag representing a unified Korean peninsula.

London 2012 organizers were left red-faced after incorrectly displaying South Korean flags alongside North Korean players in one of the opening Olympic soccer games. WSJ's John Crowley reports.