Editing 835 (section)

== Events ==
<onlyinclude>

=== By place ===
==== Europe ====
* [[Ragnar Lodbrok]], a Norse [[Vikings|Viking]] ruler, rises to power. He becomes the scourge of [[France]] and [[England]] (approximate date).
* Vikings raid Ireland on the [[Kingdom of Munster]], at [[Inis Cathaigh]].<ref>{{cite web |title=Ireland's History in Maps (800 AD) |url=http://www.rootsweb.ancestry.com/~irlkik/ihm/ire800.htm |archive-url=https://web.archive.org/web/20140709153308/http://www.rootsweb.ancestry.com/~irlkik/ihm/ire800.htm |archive-date=9 July 2014 |publisher=Dennis Walsh}} Retrieved on 26 July 2017.</ref>

==== Britain ====
* Danish Viking raiders ally with the [[Cornish people|Cornish]], against the rule of [[Ecgberht, King of Wessex]] (approximate date).
* The [[Isle of Sheppey]] (off the northern coast of [[Kingdom of Kent|Kent]]) is attacked by Vikings.<ref>{{cite book |last=Parker |first=Philip |title=The Northmen's Fury: A History of the Viking World |date=2015 |publisher=Penguin Random House |isbn=9780099551843 |page=423 |url=https://books.google.com/books?id=Ij8jCgAAQBAJ&pg=PA423 |language=en}}</ref>

==== China ====
* [[December 14]] &ndash; [[Sweet Dew Incident]]: [[Emperor Wenzong of Tang]] plots to free the court from the influence of his palace [[eunuch]]s. 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.

=== By topic ===
==== Religion ====
* [[November 1]] &ndash; [[Pope Gregory IV]] promotes the celebration of the feast of [[All Saints' Day|All Saints]] on this day throughout the [[Francia|Frankish Empire]].</onlyinclude>