The Mongols Most Regents Questions about The Mongols are based on maps. The most important thing to remember about The Mongol empire is that it was giant - stretching from the East coast of China - all the way to Eastern Europe. The Mongols - led by Kubla and Ghangis Khan - were fierce warriors. They invented the stirup - which allowed them to control their horses and use them in battle. The Mongols were also famous for allowing the people they conquored to maintain their culture and identity.   Sample Regents Question: Which factor contributed to the success of the vast empire created by the Mongols? 1) employing superior military skills. 2) avoiding contacts with the west. 3) paying monetary tribute to local rulers. 4) converting conquored peoples to Confucianism. Answer: 1