HELPING THE OTHERS REALIZE THE ADVANTAGES OF KOREA

Goryeo was invaded because of the Mongols in 7 major campaigns through the 1230s until the 1270s, but was in no way conquered.[117] Exhausted following decades of fighting, Goryeo sent its crown prince for the Yuan capital to swear allegiance into the Mongols; Kublai Khan accepted, and married one among his daughters to your Korean crown prince,[11