Region: Korean Peninsula · Coordinates: 36.456, 127.125 · 14 events
| Year | Source | Account |
|---|---|---|
| AD 475 | Samguk Sagi (History of the Three Kingdoms) | King Munju moved the capital to Ungjin. |
| AD 475 | Samguk Yusa (Memorabilia of the Three Kingdoms) | King Munju moved the capital to Ungcheon (today's Gongju). |
| AD 526 | Samguk Sagi (History of the Three Kingdoms) | The Ungjin fortress was repaired and a plan for defense was set. |
| AD 627 | Samguk Sagi (History of the Three Kingdoms) | The king raised a large army to take back land taken by Silla, stationed at Ungjin, and Silla reported the situation to the Tang. |
| AD 660 | Samguk Yusa (Memorabilia of the Three Kingdoms) | Baekje was divided into five Great Protectorates (Ungjin, Mahan, Dongmyeong, Geumnyeon, Deogan) and Yu Inwon was ordered to guard the capital. |
| AD 662 | Samguk Sagi (History of the Three Kingdoms) | Yu Inwon and Yu Inkwi broke Bokshin's remaining forces east of Ungjin and took Jira fortress and others. |
| AD 664 | Samguk Sagi (History of the Three Kingdoms) | Kim Inmun and Cheonjon concluded an alliance at Ungjin with the Tang envoy Liu Renyuan and Buyeo Yung of Baekje. |
| AD 665 | Samguk Sagi (History of the Three Kingdoms) | The king, Liu Renyuan and Buyeo Yung swore an oath at Chwiri Mountain in Ungjin, slaughtering a white horse. |
| AD 665 | Samguk Yusa (Memorabilia of the Three Kingdoms) | King Munmu went to Ungjin fortress, built an altar with Buyeo Yung and sealed a pact by slaughtering a white horse. |
| AD 671 | Samguk Sagi (History of the Three Kingdoms) | Silla attacked Baekje and fought south of Ungjin. |
| AD 822 | Samguk Sagi (History of the Three Kingdoms) | Kim Heonchang, governor of Ungcheon-ju, rebelled, citing that his father Kim Juwon had not become king; he proclaimed the state name Jangan and the era name Gyeongun. |
| AD 822 | Samguk Sagi (History of the Three Kingdoms) | The punitive army reached Ungjin and won a great battle; Kim Heonchang entered his fortress, held out, and took his own life. |
| AD 926 | Goryeosa (History of Goryeo) | Gyeon Hwon kills Silla's Wang Sin and marches on Ungjin. |
| AD 1176 | Goryeosa (History of Goryeo) | The people of Myeonghak-so in Gongju, Mang-i and Mang-so-i, calling themselves Field Commanders, take Gongju (revolt of Mang-i and Mang-so-i). |