Goryeo was invaded with the Mongols in 7 main strategies through the 1230s right until the 1270s, but was never conquered.[117] Exhausted following decades of combating, Goryeo sent its crown prince for the Yuan capital to swear allegiance towards the Mongols; Kublai Khan accepted, and married among his daughters for https://trevor1ed7r.blogerus.com/56122385/5-simple-techniques-for-korea