Goryeo was invaded from the Mongols in seven main campaigns through the 1230s until eventually the 1270s, but was hardly ever conquered.[117] Fatigued after decades of fighting, Goryeo sent its crown prince towards the Yuan money to swear allegiance for the Mongols; Kublai Khan acknowledged, and married among his daughters https://caiden6rm0t.theisblog.com/34146353/the-smart-trick-of-korea-that-no-one-is-discussing