Hangul supremacy
Hangul supremacy is the belief, most widespread in Korea, that the Hangul alphabet developed by King Sejong the Great's Hall of Worthies in 1443 is the simplest, most logical, most beautiful and most scientific of the world's writing systems. In its extreme form, the belief holds that Hangul is in fact best suited for the expression of sounds in all languages.
Origin of Hangul
If Ledyard is correct, the graphic base of Hangul forms part of the great family of alphabets that spread from the Phoenician alphabet, through Aramaic, Brāhmī, and Tibetan. However, this is only one component of its derivation; Hangul did not derive from ’Phags-pa in the gradual and unconscious way that Tibetan derived from Brāhmī. Ledyard wrote in his doctoral thesis: