HELPING THE OTHERS REALIZE THE ADVANTAGES OF KOREA

Goryeo was invaded via the Mongols in seven significant campaigns through the 1230s until finally the 1270s, but was never conquered.[117] Fatigued right after decades of combating, Goryeo sent its crown prince to the Yuan capital to swear allegiance for the Mongols; Kublai Khan acknowledged, and married one among his daughters to your Korean crown