Hangeul, the Korean writing system (or alphabet), was invented in the 15th century. It is somewhat unique because the script was created from scratch, rather than evolving from pictographs or other ...

Tourists visit the statue of King Sejong the Great—who in the 15th century created Hangul, the Korean writing system—at Gwanghwamun Square in Seoul. Trillion Labs, based in Seoul, came out of stealth ...