839年
839年 — 韩国: 신라 문성왕 즉위 / 日本: Last envoy to Tang China sent (some later embassies were cancelled)
事件3条。正文照录原始年表原文，来源见来源与许可。上下灰色行是前后2年的脉络。
| 韩国南北国时代 698–918 | 中国唐朝 618–907 | 日本平安时代 794–1185 | 美国 |
|---|
- 신라 문성왕 즉위KO
- 신라 장보고의 도움으로 신무왕 즉위KO
| - 837Tang regains control of Đại La
- 838Japanese monk Ennin visits China
- 840Uyghur Khaganate enters decline in the aftermath of civil war
- 840February — Emperor Wenzong of Tang dies; his brother Li Chan is placed on the throne by eunuchs and becomes Emperor Wuzong of Tang
- 840February — Wenzong's brother Emperor Wuzong of Tang became emperor of the Tang dynasty.
- 840February — Wenzong died.
- 841唐武宗即位，是為會昌中興。
| - Last envoy to Tang China sent (some later embassies were cancelled).EN
- 840Nihon Kōki (3rd volume of historical chronicles Rikkokushi) was completed.
| 1607年起收录 |