The ruler of the Mongol Empire at its height was Kublai Khan, who reigned from 1260 to 1294. He was the grandson of Genghis Khan and played a crucial role in expanding the empire, consolidating power, and establishing the Yuan dynasty in China. Kublai Khan is known for promoting trade and cultural exchange between the East and West, enhancing the Silk Road’s significance. His leadership was marked by administrative innovations and efforts to integrate Mongol rule with Chinese traditions, setting the foundation for the long-lasting Mongol influence in Asia.