FACTS ABOUT KOREA REVEALED

Goryeo was invaded because of the Mongols in 7 major campaigns through the 1230s until eventually the 1270s, but was by no means conquered.[117] Exhausted after a long time of battling, Goryeo sent its crown prince for the Yuan funds to swear allegiance to your Mongols; Kublai Khan acknowledged, and married amongst his daughters for the Korean crow