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Hangul is a language used in Korea.

Then , who invented Hangul?

King Sejong invented Hangul.

King Sejong is known as Sejong the Great.

Before King Sejong invented Hangul, people used Chinese letters.

Chinese letters were too difficult to nomal people, so King Sejong decided to make useful letter.

He invented Hangul by looking at the shape of mouth and tongue.

Hangul is scientific alphabet for Korean.