840
Jôwa 7 (承和七年)
Timeline of 840
Other Events of 840
- Ennin arrives at Wutai-shan.
- Emperor Wuzong of Tang takes the throne in China (rules until 846).
| Previous Year 839 |
840 | Following Year 841 |
Jôwa 7 (承和七年)
| Previous Year 839 |
840 | Following Year 841 |