Goryeo was invaded via the Mongols in 7 major 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 into the Yuan cash to swear allegiance into the Mongols; Kublai Khan accepted, and married one https://arthur7so0u.blogsvila.com/34075439/fascination-about-korea