Cika wannan jumla:
Mamayewar Mongol na Koriya tsakanin 1231 da 1281, Goryeo ya sanya hannu kan yarjejeniya a cikin goyon bayan Mongols kuma ya zama jihar vassal. An ayyana Kublai a matsayin Khagan na Daular Mongol a 1260 duk da cewa Mongols a yammacin duniya ba su yarda da hakan ba kuma ya kafa babban birninsa a Khanbaliq (a cikin Beijing ta zamani) a 1264.