Goryeo was invaded from the Mongols in seven main strategies with the 1230s right until the 1270s, but was never conquered.[117] Exhausted following decades of combating, Goryeo sent its crown prince for the Yuan funds to swear allegiance on the Mongols; Kublai Khan approved, and married considered one of his https://elliot2hg8s.ssnblog.com/33028627/5-simple-techniques-for-korea