KOREA THINGS TO KNOW BEFORE YOU BUY

Goryeo was invaded because of the Mongols in 7 important campaigns within the 1230s until the 1270s, but was by no means conquered.[117] Exhausted soon after a long time of battling, Goryeo despatched its crown prince into the Yuan capital to swear allegiance to the Mongols; Kublai Khan accepted, and married among his daughters for the Korean crown