History of Hangul
In 1446, the fourth king of the Joseon Dinasty, Sejong (세종) the great, with the sholars of the royal academy Yip jion yon (집현전), they did and published the Jun min yong um (훈민정음), that described a new alphabet that was specially desinged to be easy to lear, and now a days is kwono as hangul (한글).
This alphabets has 10 basic vowels and 14 basic consonants, wich can be change to do many groups of syllables. It`s very simple and easy to learn. October 9th will be held Hangul`s day.