Kublai Khan Failure, Founder Yuan Dynasty, to Conquer Kingdom on Java Island

Kublai Khan Failure, Founder Yuan Dynasty, to Conquer Kingdom on Java Island . Kublai Khan, founder Yuan dynasty, the main khanat Mongol Empire, has sent envoys to many countries to ask them to place themselves under his protection. What Kublai Khan did was not the case with the kingdoms on the island of Java, Indonesia.