Editing 816

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[[File:Pope Stephen III (2).jpg|upright=1.35|thumb|[[Pope Stephen IV]] (c. 770–817)]]
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Year '''816''' ('''[[Roman numerals|DCCCXVI]]''') was a [[leap year starting on Tuesday]] of the [[Julian calendar]], the 816th year of the [[Common Era]] (CE) and [[Anno Domini]] (AD) designations, the 816th year of the [[1st millennium]], the 16th year of the [[9th century]], and the 7th year of the [[810s]] decade.

== Events ==
<onlyinclude>

=== By place ===
==== Europe ====
* [[October 5]] &ndash; King [[Louis the Pious]] (son of [[Charlemagne]]) is crowned emperor of the [[Holy Roman Empire]], by [[Pope Stephen IV]] at [[Reims]]. He also crowns the emperor's wife [[Ermengarde of Hesbaye|Ermengarde]] as [[List of Holy Roman Empresses|Holy Roman Empress]]. The [[ceremony]] in Reims re-establishes the principle of [[papal supremacy]], by recognising the importance of the [[pope]] in imperial [[coronation]]s. Louis gives the pope many gifts, including the estate tax [[Vendeuvre-sur-Barse|Vendeuvre]], near [[Troyes]] (Northern [[France]]).<ref>Salvador Miranda (1998). The Cardinals of the Holy Roman Church: Pope Stefano IV (815–817).</ref>
* Vikings raid Ireland at the [[Kingdom of Munster]], at [[Inis Cathaigh|Inish 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>
* [[Battle of Pancorbo (816)|Battle of Pancorbo]]: A [[Moors|Moorish]] army from the [[Emirate of Córdoba]] is sent by Emir [[Al-Hakam I]], to take control of the pass at [[Pancorbo]]. They defeat the army of [[Asturias|Asturian]]-Basque Frankish [[vassal]]s.<ref>{{cite book| author =Sánchez Albornoz, Claudio |author2= Claudio Sánchez Albornoz| title = Problems del Reino de Navarra del siglo IX| page = 16}}</ref>
* Winter &ndash; The [[Basques]], supported by the [[Moors]], cross the [[Garonne|Garonne River]] and revolt against the [[Franks]] in [[Gascony]] (north of the [[Pyrenees]]).<ref>Islam and Europe Timeline (355–1291 AD).</ref>

==== Britain ====
* King [[Hywel ap Rhodri Molwynog|Hywel of Gwynedd]] is attacked by his brother [[Cynan Dindaethwy|Cynan]] on [[Anglesey]] (modern [[Wales]]), who is killed during the fighting (approximate date).

==== Abbasid Caliphate ====
* [[Babak Khorramdin]], Persian military leader, revolts against the [[Abbasid Caliphate]] in [[Azerbaijan (Iran)|Azerbaijan]] (approximate date).

=== By topic ===
==== Religion ====
* [[Synods of Aachen (816–819)|Synod of Aachen]]: Louis the Pious calls for a council about the regulations (''[[Institutio canonicorum Aquisgranensis]]'') for [[Monasticism|monastic life]] in the [[Carolingian Empire|Frankish Empire]].
* [[Synod of Chelsea]]: King [[Coenwulf of Mercia]] calls for a council about his right to appoint [[abbot]]s and [[Monastery|monasteries]] in [[England]].
* [[June 12]] &ndash; [[Pope Leo III]] dies after a 20-year reign, and is succeeded by [[Pope Stephen IV]] as the 97th pope of [[Rome]].
</onlyinclude>

== Births ==
* [[Pope Formosus|Formosus]], pope of the [[Catholic Church]] (approximate date)
* [[Henjō]], Japanese [[Waka (poetry)|waka]] poet (d. [[890]])

== Deaths == 
* [[June 12]] &ndash; [[Pope Leo III|Leo III]], pope of the Catholic Church (b. [[750]])
* [[October 28]] &ndash; [[Beggo, Count of Toulouse|Beggo]], count of [[County of Toulouse|Toulouse]] and [[Paris]]
* [[Cynan Dindaethwy]], king of [[Kingdom of Gwynedd|Gwynedd]] ([[Wales]])
* [[Fātimah bint Mūsā]], Muslim [[saint]] (b. [[790]])
* [[Harthama ibn A'yan]], Muslim governor
* [[Hildoard]], archbishop of [[Roman Catholic Archdiocese of Cambrai|Cambrai]]
* [[Li He]], Chinese [[Chinese poetry|poet]] (b. 790)<ref>{{cite web |title=Li He {{!}} Center for the Art of Translation {{!}} Two Lines Press |url=https://www.catranslation.org/person/li-he/ |website=Center for the Art of Translation |access-date=5 November 2024}}</ref>
* [[Empress Dowager Wang (Xianzong)]], Chinese empress
* [[Wulfar]], archbishop of [[Roman Catholic Archdiocese of Reims|Reims]]

== References ==
{{Reflist}}

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