Pedzisa mutsara unotevera: Muna 1224, nhume yeMongolia yakaurayiwa mumamiriro ezvinhu asina kujeka uye Korea yakarega kubhadhara mutero. Ögedei akatumira Saritai kunorwisa Korea uye kutsiva mutumwa akafa muna 1231. Nokudaro, mauto eMongolia akavamba
kupinda muKorea kuti vatonge umambo. Mambo weGoryeo akabvuma kwenguva pfupi uye akabvuma kugamuchira vatariri veMongolia. Zvisinei, pavakadzoka kuzororo, Choe U akatamisa guta guru kubva kuKaesong kuenda kuGanghwa Island. Saritai akarohwa nomuseve wakarasika uye akafa sezvaairwisa.