Charles I of Hungary, also known as Charles Robert, was a king who ruled from 1308 to 1342. He was a member of the Anjou dynasty and played a significant role in strengthening the Kingdom of Hungary. His reign is noted for economic development and efforts to centralize royal power. During his rule, Charles I worked to improve relations with neighboring countries and expand his territory. He also supported the Catholic Church and promoted cultural advancements, which contributed to the flourishing of Hungarian society in the 14th century. His legacy includes the establishment of a more unified and prosperous kingdom.