Editing 804

{{short description|Calendar year}}
{{Use mdy dates|date=February 2011}}
{{About year|804}}
{{Year nav|804}}
{{M1 year in topic}}
[[File:Carolinum Osnabrück.jpg|upright=1.35|thumb|The [[Gymnasium Carolinum (Osnabrück)|Gymnasium Carolinum]] in [[Osnabrück]]]]
__NOTOC__
Year '''804''' ('''[[Roman numerals|DCCCIV]]''') was a [[leap year starting on Monday]] of the [[Julian calendar]].

== Events ==
<onlyinclude>

=== By place ===

==== Abbasid Caliphate ====
* [[Battle of Krasos]]: Emperor [[Nikephoros I]] refuses to pay the [[tribute]] imposed by Caliph [[Harun al-Rashid]] of the [[Abbasid Caliphate]]. A [[Arab Muslims|Muslim-Arab]] expeditionary force invades [[Asia Minor]]. During a surprise attack, Nikephoros suffers a major defeat against the [[Saracens]] at Krasos in [[Phrygia]]. According to Arabian sources, the [[Byzantine Empire under the Nikephorian dynasty|Byzantines]] lose 40,700 men and 4,000 [[pack animal]]s, while Nikephoros himself is almost killed, but saved by the bravery of his officers.<ref>{{harvnb|Bosworth|1989|p=248}}; {{harvnb|Mango|Scott|1997|p=660}}</ref><ref name="Treadgold135">{{harvnb|Treadgold|1988|p=135}}</ref>
* Abbasid caliph [[Harun al-Rashid]] [[Marriage in Islam|marries]] Abbasa, the daughter of Abbasid prince and official [[Sulayman ibn Abi Ja'far|Sulayman]].

==== Europe ====
* Summer &ndash; Emperor [[Charlemagne]] finishes the conquest of [[Old Saxony|Saxony]]. The [[Carolingian dynasty|Carolingian]] administration in the north is restored and the [[Archbishopric of Bremen|diocese of Bremen]] is re-established.{{sfn|Nicolle|2014|p=83}} [[Venice]], torn by infighting, switches [[allegiance]] from [[Constantinople]] to King [[Pepin of Italy]], son of Charlemagne. 
* [[Obelerio degli Antenori]] becomes the ninth [[doge of Venice]], after his predecessor [[Giovanni Galbaio]] flees to [[Mantua]], where he is killed. 
* The [[Gymnasium Carolinum (Osnabrück)|Gymnasium Carolinum]] in [[Osnabrück]] is founded by Charlemagne (the oldest school in [[Germany]]).<ref>[http://www.pbr.de/bilder/beitraege/beitrag_698.pdf The building of the Gymnasium Carolinum, Osnabrück] {{webarchive|url=https://web.archive.org/web/20060519041403/http://www.pbr.de/bilder/beitraege/beitrag_698.pdf |date=May 19, 2006 }} Accessed October 2008</ref>

==== Asia ====
* [[Kūkai]], Japanese [[Buddhism in Japan|Buddhist]] monk, travels in a government-sponsored expedition to [[China]], in order to learn more about the [[Mahavairocana Tantra|Mahavairocana Sutra]]. He brings back texts of [[Shingon Buddhism|Shingon]] ([[Vajrayana|Esoteric Buddhism]]).
* Priest [[Saichō]], patriarch of [[Tendai]] [[Buddhism]], visits China and reportedly brings back [[tea]] seeds (or [[805]]).
* The Inscription of [[Sukabumi]] from Eastern [[Java (island)|Java]] marks the beginning of the [[Javanese language]].

=== By topic ===

==== Religion ====
* [[Ludger]], Frisian [[missionary]], becomes the first [[bishop]] of [[Münster]], and builds a [[monastery]] there. 
</onlyinclude>

== Births ==
* [[Bayazid Bastami]], Persian [[Sufism|Sufi]] (d. [[874]])
* [[Fujiwara no Yoshifusa]], Japanese [[Sesshō and Kampaku|regent]] (d. [[872]])

== Deaths ==
* [[May 19]] &ndash; [[Alcuin]], bishop and advisor to [[Charlemagne]]
* [[October 1]] &ndash; [[Richbod]], archbishop of [[Roman Catholic Diocese of Trier|Trier]]
* [[Saint Abundantia]], Christian saint
* [[Giovanni Galbaio]], doge of [[republic of Venice|Venice]] (approximate date)
* [[Ibrahim al-Mawsili]], musician and singer (b. [[742]])
* [[Lu Yu]], Chinese author of ''[[The Classic of Tea]]'' (b. [[733]])
* [[Ragnar Lothbrok]] Legendary Norse Viking hero and Scandinavian King.

== References ==
{{Reflist}}

=== Sources ===
{{refbegin}}
* <!--Bosworth 1989-->{{The History of al-Tabari |volume=30 |url=https://books.google.com/books?id=wqf1gwM9O58C}}
* {{cite book |last1=Mango |first1=Cyril |author1-link=Cyril Mango |last2=Scott |first2=Roger |year=1997 |title=The Chronicle of Theophanes Confessor. Byzantine and Near Eastern History, AD 284–813 |publisher=Oxford University Press |isbn=0-19-822568-7}}
* {{cite book |last=Nicolle |first=David |author-link=David Nicolle |date=2014 |title=The Conquest of Saxony AD 782–785 |publisher=Bloomsbury USA |isbn=978-1-78200-825-5}}
* <!--Treadgold 1988-->{{The Byzantine Revival, 780–842}}
{{refend}}

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[[Category:804| ]]