Goryeo was invaded with the Mongols in 7 big strategies within the 1230s until the 1270s, but was by no means conquered.[117] Exhausted following a long time of combating, Goryeo sent its crown prince for the Yuan money to swear allegiance on the Mongols; Kublai Khan approved, and married one https://felix0dd6n.tokka-blog.com/34193870/new-step-by-step-map-for-korea