Region: Korean Peninsula · Coordinates: 39.091, 126.137 · 2 events
| Year | Source | Account |
|---|---|---|
| AD 1218 | Goryeosa Jeolyo (Essentials of Goryeo History) | December 1218: Mongol commanders Hajin and Chala with 10,000 men and Jin's Wanyan Ziyan with 20,000, claiming to attack the Khitan, break the four fortresses of Hwa, Maeng, Sun and Deok and head straight for Gangdongseong; heavy snow cuts off their provisions |
| AD 1219 | Goryeosa Jeolyo (Essentials of Goryeo History) | January 1219: the Khitan in Gangdongseong surrender; Hajin and Chala conclude a brotherhood pact with Jo Chung and Kim Chwi-ryeo |