Hangeul is the writing system of the Korean language. It was created by King Sejong about 580 years ago.

This year marks the 100th anniversary of Hangeul Day. The first celebration was held in 1926.

Today, Hangeul Day is celebrated every year on October 9th. On that day, people celebrate the importance of the Korean language.

This year, many special events will take place across the country. They include a marathon, an air show, and special museum exhibitions.