Goryeo was invaded from the Mongols in seven key 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 money to swear allegiance for the Mongols; Kublai Khan acknowledged, and married one among his daughters https://rylan6sr2d.bloggazzo.com/33023791/details-fiction-and-korea