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 Kashin a grandson of Ögedei Khan and a great-grandson of Genghis Khan and Börte. He ruled part of Eastern Turkestan (modern Xinjiang) and Central Asia during the 13th century, and actively opposed his uncle, Kublai Khan, who established the Yuan Dynasty in China. In 1260, Marco Polo described… (More on Kaidu)