شاه سجونگ (King Sejong) was the fourth king of the Joseon Dynasty in Korea, reigning from 1418 to 1450. He is best known for his contributions to Korean culture and language, particularly for creating the Hangul script, which made reading and writing accessible to the common people. His reign is often regarded as a golden age of Korean history due to advancements in science, technology, and the arts. In addition to his linguistic achievements, شاه سجونگ promoted agricultural reforms and supported the development of various scientific inventions, such as rain gauges and water clocks. His dedication to education and governance helped improve the lives of his subjects and solidified his legacy as one of Korea's most revered monarchs.