838年
838年 — 韩国: 신라 민애왕 즉위 / 中国: Japanese monk Ennin visits China
事件2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 |
|---|
- 836신라 희강왕 즉위
- 839신라 문성왕 즉위
- 839신라 장보고의 도움으로 신무왕 즉위
| - Japanese monk Ennin visits ChinaEN
- 837Tang regains control of Đại La
- 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.
| - 839Last envoy to Tang China sent (some later embassies were cancelled).
- 840Nihon Kōki (3rd volume of historical chronicles Rikkokushi) was completed.
| 1607年起收录 |