835 CE
Pope Gregory IV promotes the celebration of the feast of All Saints on this day throughout the Frankish Empire. Sweet Dew Incident: Emperor Wenzong of Tang plots to free the court from the influence of his palace eunuchs. In the northeast sector of the capital, Chang'an, after the failure of the emperor's chancellor Li Zhongyan to subdue the eunuchs' influence, troops under the eunuchs' command slaughter many officials and other associates. The Isle of Sheppey (off the northern coast of Kent) is attacked by Vikings.
Geopolitics & Diplomacy
- Ragnar Lodbrok, a Norse Viking ruler, rises to power. He becomes the scourge of France and England (approximate date).source
Conflict & Security
Exploration & Expansion
- Danish Viking raiders ally with the Cornish, against the rule of Ecgberht, King of Wessex (approximate date).source
Religion & Belief
- November 1 – Pope Gregory IV promotes the celebration of the feast of All Saints on this day throughout the Frankish Empire.source
Culture & Society
- December 14 – Sweet Dew Incident: Emperor Wenzong of Tang plots to free the court from the influence of his palace eunuchs. In the northeast sector of the capital, Chang'an, after the failure of the emperor's chancellor Li Zhongyan to subdue the eunuchs' influence, troops under the eunuchs' command slaughter many officials and other associates.source
Births
- Louis the Younger, king of East Francia (or 830)source
- Qian Kuan, Chinese warlord (approximate date)source
- Lothair II, king of Lotharingia (d. 869)source
- Ahmad ibn Yusuf, Muslim mathematician (d. 912)source
- Ahmad ibn Tulun, Muslim governor (d. 884)source
- Guaifer of Salerno, Lombard prince (approximate date)source
Deaths
- Duan Wenchang, chancellor of the Tang dynasty (b. 773)source
- Li Fengji, chancellor of the Tang dynasty (b. 758)source
- Lu Tong, Chinese poet (b. 790)source
- Wang Ya, chancellor of the Tang dynastysource
- Wang Shoucheng, Chinese eunuch and officialsource
- Li Zhongyan, chancellor of the Tang dynastysource
- Kūkai, Japanese Buddhist monk (b. 774)source
- Berengar the Wise, Frankish noblemansource
- Jia Su, chancellor of the Tang dynastysource
- Shu Yuanyu, Chinese official and chancellorsource
- Muhammad al-Jawad, 9th Twelver Shī'ah Imām (b. 811)source
- Zheng Zhu, Chinese general and officialsource
- Lu Sui, chancellor of the Tang dynasty (b. 776)source
- Yang Zhicheng, Chinese governor (jiedushi)source