Who invented Korean?

Related questions

1. Is it safe to visit Seoul Korea?
2. What is the best month to go to South Korea?
3. How Cold Is Korea in winter?
4. How cold is autumn in Korea?
5. Does it snow in Seoul in November?
6. Is Korea colder than Japan?
7. Does it snow in December in Seoul?
8. Does Japan Get winter?
9. Can I drink the water in South Korea?
10. Does Tokyo get cold?

Tags

1. #invented
2. #rulers
3. #korean
4. #awarded
5. #joseon
6. #alphabet
7. #dynasty
8. #country
9. #history
10. #ruler
11. #fourth
12. #celebrated
13. #ruled
14. #sejong
15. #titles
16. #literally
17. #great