Editing 842

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[[File:Solidus-Michael III-sb1686.jpg|upright=1.35|thumb|Empress [[Theodora (wife of Theophilos)|Theodora]] with her son [[Michael III]]]]
[[File:Theodora (greek icon XIX c).jpg|upright=1.35|thumb|Greek [[icon]] of Theodora (c. 815 – after 867)]]
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Year '''842''' ('''[[Roman numerals|DCCCXLII]]''') was a [[common year starting on Sunday]] of the [[Julian calendar]], the 842nd year of the [[Common Era]] (CE) and [[Anno Domini]] (AD) designations, the 842nd year of the [[1st millennium]], the 42nd year of the [[9th century]], and the 3rd year of the [[840s]] decade.

== Events ==
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=== By place ===
==== Byzantine Empire ====
* [[January 20]] &ndash; Emperor [[Theophilos (emperor)|Theophilos]] dies of [[dysentery]] at [[Constantinople]], after a 12-year reign in which he expended much effort defending the eastern frontier against the invading [[Arab Muslims|Muslim Arabs]]. Theophilos is succeeded by his 2-year-old son [[Michael III]], with his mother [[Theodora (wife of Theophilos)|Theodora]] as [[regent]] and the 'temporary' sole ruler of the [[Byzantine Empire]].<ref>John Skylitzes, ''A Synopsis of Byzantine History, 811—1057: Translation and Notes'', transl. John Wortley, 81note114.</ref>
* [[February 19]] &ndash; The Medieval [[Iconoclastic Controversy]] ends, as a council in [[Constantinople]] formally reinstates the [[veneration of icons]] in the churches.

==== Europe ====
* [[February 13]] – Last reported sighting of the comet [[X/841 Y1]] according to the ''[[Annals of Fontenelle]]''.<ref>{{cite journal |first1=Piero |last1=Sicoli |first2=Marilina |last2=Cesario |first3=Roberto |last3=Gorelli |title=Comets and Political Anxieties in the First Half of the Ninth Century: New Light on Comets X/839 B1 and X/841 Y1 |volume=25 |issue=2 |pages=213–226 |year=2022 |journal=[[Journal of Astronomical History and Heritage]] |url=https://www.researchgate.net/profile/Piero-Sicoli/publication/368235253_COMETS_AND_POLITICAL_ANXIETIES_IN_THE_FIRST_HALF_OF_THE_NINTH_CENTURY_NEW_LIGHT_ON_COMETS_X839_B1_AND_X841_Y1/links/65e6054ec3b52a117015e0cc/COMETS-AND-POLITICAL-ANXIETIES-IN-THE-FIRST-HALF-OF-THE-NINTH-CENTURY-NEW-LIGHT-ON-COMETS-X-839-B1-AND-X-841-Y1.pdf}}</ref>
* [[February 14]] &ndash; [[Oaths of Strasbourg]]: King [[Louis the German]], ruler of [[East Francia]], and his half-brother [[Charles the Bald]], ruler of [[West Francia]], meet with their armies at [[Strasbourg]]. They agree to swear [[allegiance]] (recorded in [[vernacular]] languages) to each other, and to support each other against their brother [[Lothair I]] (nominal emperor of all the [[Francia|Frankish kingdoms]] and the [[Holy Roman Empire]]).<ref>Pierre Riche, ''The Carolingians: The Family who forged Europe'', transl. Michael Idomir Allen, (University of Pennsylvania Press, 1983), p. 162.</ref>
* [[March 20]] &ndash; King [[Alfonso II of Asturias]] (Northern [[Spain]]) dies after a 50-year reign, in which he undertook numerous campaigns against the [[Muslim]] armies of the [[Umayyad Caliphate|Umayyad]] [[Emirate of Córdoba]], and allied himself with the late [[Charlemagne]]. The childless Alfonso chooses [[Ramiro I of Asturias|Ramiro I]], son of former king [[Bermudo I of Asturias|Bermudo I]], as his successor.

==== Britain ====
* [[Uurad]] of the [[Picts]] dies after a 3-year reign, and is succeeded by his son [[Bridei VI]], who contests his power with rival groups, led by [[Bridei VII|Bruide son of Fokel]] and [[Kenneth MacAlpin]].
* [[Vikings]] attack the Irish monastery at [[Clonmacnoise]] from bases in [[Ireland]].

==== Abbasid Caliphate ====
[[File:Abbasid Dinar - Al-Mu'tasim-225h.jpg|250px|thumb|Abbasid [[Gold dinar|dinar]] of [[Al-Mu'tasim|al-Mutasim]], he became ill and died on 05–01–842]]
* [[January 5]] &ndash; Caliph [[Al-Mu'tasim]] dies at [[Abbasid Samarra|Samarra]] (modern [[Iraq]]), after an eight year reign. He is succeeded by his son [[Al-Wathiq]], as ruler of the [[Abbasid Caliphate]].
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* Abbasid caliph [[Al-Wathiq]] appointed his brother, Jaʽfar ibn Muhammad al-Mutasim (future [[al-Mutawakkil]]) as [[Amir al-hajj|Leader]] of [[Hajj]] in 842.

== Births ==
* [[Al-Mundhir of Córdoba|Al-Mundhir]], Muslim [[emir]] (approximate date)
* [[Al-Muwaffaq]], Muslim prince and [[regent]] (d. [[891]])
* [[Li Hanzhi]], Chinese warlord (d. [[899]])
* [[Pietro I Candiano]], doge of [[Republic of Venice|Venice]] (approximate date)
* [[Yang Fuguang]], Chinese general (d. [[883]])

== Deaths ==
* [[January 5]] &ndash; [[Al-Mu'tasim]], Muslim [[caliph]] (b. [[796]])
* [[January 20]] &ndash; [[Theophilos (emperor)|Theophilus]], Byzantine emperor (b. [[813]])
* [[March 9]] &ndash; [[Humbert (bishop of Würzburg)|Humbert]], bishop of [[Bishopric of Würzburg|Würzburg]]
* [[March 16]] &ndash; [[Xiao Mian]], [[Chancellor of the Tang dynasty|chancellor of the Tang Dynasty]]
* [[August 16]] &ndash; Death of [[Qaratis]] also known as ''Umm Harun'', was the mother of Abbasid caliph al-Wathiq ([[Reign|r.]] 842–847). She died during her [[Hajj]] pilgrimage journey.
* [[August 24]] &ndash; [[Emperor Saga|Saga]], emperor of [[Japan]] (b. [[786]])
* [[October 22]] &ndash; [[Prince Abo|Abo]], Japanese prince (b. [[792]])
* [[Alfonso II of Asturias|Alfonso II]], king of [[Kingdom of Asturias|Asturias]] (b. [[759]])
* [[Bernard of Vienne]], Frankish [[bishop]] (b. [[778]])
* [[Dúngal mac Fergaile]], king of [[Osraige]] ([[Ireland]])
* [[Li Cheng (Tang dynasty)|Li Cheng]], chancellor of the Tang Dynasty
* [[Liu Yuxi]], Chinese [[Chinese poetry|poet]] and [[Chinese philosophy|philosopher]] (b. [[772]])
* [[Sugawara no Kiyotomo]], Japanese [[Nobility|nobleman]] (b. [[770]])
* [[Uurad]], king of the [[Picts]] (approximate date)
* [[We Gyaltore Taknye]], Tibetan nobleman
* [[Zheng Tan]], chancellor of the Tang Dynasty

== References ==
{{Reflist}}

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