Kaidu or Qaidu, (1230 - 1301) was the leader of the House of Ogedei and the de facto khan of the Chagatai Khanate. Kaidu opposed the Great Khan Kublai until his death in 1301. Kaidu was the son of KashinMarco Polo and Rustichello of Pisa. The Travels of Marco Polo, Volume 2, Book 4, Chapter 1. Edited and annotated by Henry Yule and revised by Henri Cordier, 3rd Ed. 1903. a grandson of Ögedei Khan and a great-grandson of Genghis Khan and Börte. He ruled part of Eastern Turkestan (modern… (More on Kaidu)