Organization of the Mongol Empire under Genghis Khan it also strengthened Mongol society as a whole. Genghis Khan’s united Mongol nation formed the foundation of the largest continuous land empire ever known. A wise statesman, Genghis also established Mongolian-style democracy that respected the ethnic and cultural diversity of his Empire. His government left many long-lasting legacies: Genghis Khan preferred to rule through existing hierarchies, but where he was resisted he destroyed the existing aristocracy. Nevertheless, he created at the same time a rough meritocracy among the Mongols. Positions of honor were given on the basis of bravery in battle or outstanding loyalty, as opposed to the old system
Mongol invasions of Vietnam to come in person, Kublai detained his envoy, Dao-tu Ki, in 1293. Kublai's successor Temür Khan (r.1294-1307), finally released all detained envoys, settling for a tributary relationship, which continued to the end of the Yuan. The Champa Kingdom decided to accept the supremacy of the Yuan dynasty as well. A tributary relationship continued for some time, but Champa disappears from Yuan records before 1300. The king of Champa made the act of vassalage to the Mongols. Mongol invasions of Vietnam The Mongol invasions of Vietnam or Mongol-Vietnamese War refer to the three times that the Mongol Empire and its chief