Sejong the Great
1397–1450 — Korea
Era: Medieval
Brilliance: 9/10 | Stewardship: 8/10 | Composite Index: 72
Invented Hangul. Wanted every Korean to be literate.
"A wise man can acquaint himself with Hangul before the morning is over; even a stupid man can learn them in the space of ten days."
Biography
The fourth king of Korea's Joseon Dynasty who revolutionized his nation by creating Hangul, the Korean alphabet, making literacy accessible to common people for the first time. His reign marked a golden age of Korean culture, scientific advancement, and territorial expansion, earning him the title 'the Great' one of only two Korean rulers so honored.
Key Facts
- Created Hangul in 1443, calling it 'proper sounds for the instruction of the people'
- Established the Hall of Worthies, Korea's first royal research institute with top scholars
- Commissioned the creation of over 100 books on agriculture, medicine, and governance
- Invented the world's first rain gauge and standardized Korean music notation
- Extended Korea's northern border by conquering territories in modern-day North Korea
King who invented an alphabet so his people could read
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