DETAILED NOTES ON KOREA

Goryeo was invaded because of the Mongols in 7 important campaigns in the 1230s right up until the 1270s, but was under no circumstances conquered.[117] Fatigued after decades of fighting, Goryeo sent its crown prince for the Yuan funds to swear allegiance on the Mongols; Kublai Khan approved, and married amongst his daughters to the Korean crown p