Answer
Kublai Khan succeeded Möngke Khan as the Great Khan of the Mongol Empire in 1251. He ruled for 34 years, from 1260 to 1294, and during his reign the empire reached its greatest extent. Kublai Khan was a skilled administrator and military leader, and he oversaw the expansion of the Mongol Empire into China and Southeast Asia. He also founded the Yuan dynasty in China, which lasted until 1368.