HELPING THE OTHERS REALIZE THE ADVANTAGES OF KOREA

Goryeo was invaded with the Mongols in 7 important campaigns in the 1230s until finally the 1270s, but was never ever conquered.[117] Fatigued immediately after many years of battling, Goryeo despatched its crown prince to the Yuan capital to swear allegiance for the Mongols; Kublai Khan acknowledged, and married one among his daughters on the Kore