Cheonghaejin
| Cheonghaejin | |
|---|---|
The site (2015) | |
| Coordinates | 34°21′34″N 126°44′13″E / 34.35944°N 126.73694°E |
| Official name | Historic Site of Cheonghaejin Fort, Wando |
| Designated | 1984-09-01 |
| Reference no. | 308 |
| Korean name | |
| Hangul | 청해진 |
| Hanja | 淸海鎭 |
| RR | Cheonghaejin |
| MR | Ch'ŏnghaejin |
Cheonghaejin (Korean: 청해진; Hanja: 淸海鎭; lit. Clear sea headquarters) was a major military headquarters and trading hub located on Wando island, South Jeolla province of South Korea, and established by Korean general Jang Bogo in 828 ACE during the Silla kingdom period. It traded mainly with Tang dynasty China and Japan, and served as a military hub to combat various pirate factions.