Goryeo was invaded by the Mongols in seven significant campaigns from your 1230s right up until the 1270s, but was under no circumstances conquered.[117] Fatigued just after many years of fighting, Goryeo sent its crown prince to the Yuan capital to swear allegiance towards the Mongols; Kublai Khan acknowledged, and https://dante6tt3f.educationalimpactblog.com/55643906/helping-the-others-realize-the-advantages-of-korea