Goryeo was invaded because of the Mongols in 7 important campaigns from your 1230s right up until the 1270s, but was under no circumstances conquered.[117] Fatigued just after decades of fighting, Goryeo sent its crown prince towards the Yuan money to swear allegiance for the Mongols; Kublai Khan approved, and married considered one of his daughters to your Korean crown prince,[117] as well as dynastic line of Goryeo ongoing to outlive underneath the overlordship of your Mongol Yuan dynasty to be a semi-autonomous vassal point out and Obligatory ally.

The republic was proclaimed in 1948 and gained UN-backed assistance within the US soon after it was invaded because of the North two a long 토토 time afterwards.