Seongjong of Joseon was the ninth king of the Joseon Dynasty in Korea, reigning from 1469 to 1494. He is known for his efforts to strengthen the central government and promote Confucianism, which became the dominant ideology during his reign. Seongjong implemented various reforms that improved the administration and encouraged cultural development. Under Seongjong's rule, the Annals of the Joseon Dynasty were compiled, preserving historical records for future generations. He also supported the arts and sciences, leading to advancements in literature and technology. His reign is often regarded as a period of stability and prosperity in Korean history.