Editing 1090

{{Use mdy dates|date=February 2011}}
{{About year|1090}}
{{Year nav|1090}}
{{C11 year in topic}}
[[File:Asabah2.jpg|upright=1.35|thumb|[[Hassan-i Sabbah]] (c. 1050–1124)]]
Year '''1090''' ('''[[Roman numerals|MXC]]''') was a [[common year starting on Tuesday]] of the [[Julian calendar]].

== Events ==
<onlyinclude>

=== By place ===

==== Europe ====
* A third [[Almoravid dynasty|Almoravid]] expedition is launched in [[Al-Andalus]], designed to finally subdue the [[Taifa|Taifa's Kingdoms]]. The cities of [[Córdoba, Spain|Córdoba]], [[Seville]], [[Granada]], [[Málaga]], [[Almería]] and [[Ronda]] fall to the troops of Sultan [[Yusuf ibn Tashfin]].<ref>Gilbert Meynier (2010). ''L'Algérie cœur du Maghreb classique. De l'ouverture islamo-arabe au repli (658-1518)''. Paris: La Découverte; p. 83.</ref>
* King [[Stephen II of Croatia]] becomes involved in an open conflict between factions of the [[Croatian nobility]], who reassert their traditional rights in their own counties.

==== Seljuk Empire ====
* [[Hassan-i Sabbah]] founds the [[Nizari Ismaili state]] after taking control of the [[Alamut Castle]] and organising the military group called the [[Order of Assassins]].<ref>Steven Runciman (1952). ''A History of the Crusades. Vol II: The Kingdom of Jerusalem'', pp. 96–97. {{ISBN|978-0-241-29876-3}}.</ref>

==== Africa ====
* [[Béjaïa]] (or Bugia) becomes the capital of the [[Hammadid dynasty]] in modern-day [[Algeria]]. It becomes an important port and centre of culture.

=== By topic ===

==== Arts and Culture ====
* [[Troubadour]]s begin playing in western [[Duchy of Aquitaine|Aquitaine]] ([[Poitou]] and [[County of Saintonge|Saintonge]]) and [[Duchy of Gascony|Gascony]] (approximate date).

==== Science and Technology ====
* [[Qin Guan]], [[Chinese poetry|Chinese poet]] of the [[Song dynasty]], writes the ''Can Shu'' (Book of [[Sericulture]]), which describes a [[silk]]-reeling machine that has the world's oldest known [[Belt (mechanical)|mechanical belt drive]].</onlyinclude>

== Births ==
* [[January 17]] &ndash; [[Qin Hui]], Chinese chancellor (d. [[1155]])
*''unknown dates''
** [[Frederick II, Duke of Swabia|Frederick II]] ("the One-Eyed"), German [[Nobility|nobleman]] (d. [[1147]])<ref>{{cite book|author=John B. Freed|title=Frederick Barbarossa: The Prince and the Myth|url=https://books.google.com/books?id=tng8DAAAQBAJ&pg=PR19|date=1 January 2016|publisher=Yale University Press|isbn=978-0-300-12276-3|pages=19}}</ref>
** [[Dōin]] (Fujiwara no Atsuyori), Japanese ''[[Waka (poetry)|waka]]'' poet (d. [[1179]])<ref>McMillan, Peter. 2010 (1st ed. 2008). ''One Hundred Poets, One Poem Each''. New York: Columbia University Press. Page 146</ref>
*''probable''
** [[Adolf III of Berg|Adolf III]], German count of [[Duchy of Berg|Berg]] and [[Hövel (Sundern)|Hövel]] (d. [[1152]])
** [[Agnes I, Abbess of Quedlinburg|Agnes I]], German [[abbess]] of [[Quedlinburg Abbey|Quedlinburg]] (approximate date)
** [[Alaungsithu]], Burmese king of the [[Pagan Kingdom|Pagan dynasty]] (d. [[1167]])
** [[Arnold of Brescia]], Italian [[Canons regular|canon regular]] (approximate date)
** [[Bernard of Clairvaux]], French [[abbot]] and theologian (d. [[1153]])
** [[Chen Yuyi]], Chinese politician of the [[Song dynasty]] (d. [[1138]])
** [[Eliezer ben Nathan]], German [[rabbi]] and liturgical poet (d. [[1170]])
** [[Eric II of Denmark|Eric II]] ("the Memorable"), king of [[Denmark]] (approximate date)
** [[Fujiwara no Akisuke]], Japanese nobleman and poet (d. 1155)
** [[Juliane de Fontevrault]], illegitimate daughter of King [[Henry I of England]]
** [[Conrad I, Duke of Zähringen]], German nobleman and rector of [[Upper Burgundy|Burgundy]] (d. 1152)
** [[Niklot]] (or Nyklot), Obotrite prince and tribal chief (d. [[1160]])
** [[Robert, 1st Earl of Gloucester]], illegitimate son of King Henry I of England 
** [[Theobald II, Count of Champagne]] ("the Great"), French nobleman  
** [[Theobald of Bec]], Norman churchman, archbishop of [[Diocese of Canterbury|Canterbury]]  
** [[William de Mohun, 1st Earl of Somerset]], Anglo-Norman nobleman

== Deaths ==
* [[March 22]] &ndash; [[García II of Galicia|García II]], king of [[Kingdom of Galicia|Galicia and Portugal]] (b. [[1042]])
* [[April 16]] &ndash; [[Sikelgaita]], Lombard duchess of [[County of Apulia and Calabria|Apulia]] (b. [[1040]])
* [[May 3]] &ndash; [[Adelaide of Rheinfelden]], queen consort of [[Kingdom of Hungary|Hungary]]<ref>{{cite book|title=Eleventh-century Germany: The Swabian chronicles|url=https://books.google.com/books?id=PW8CEAAAQBAJ&pg=PA299|date=1 January 2013|publisher=Manchester University Press|isbn=978-1-5261-1282-8|pages=299}}</ref>
* [[May 12]] &ndash; [[Liutold of Eppenstein]], German nobleman
* [[May 18]] &ndash; [[Berthold I, Duke of Swabia|Berthold of Rheinfelden]], German nobleman
* [[June 26]] &ndash; [[Jaromír, Bishop of Prague|Jaromír]], Bohemian prince and bishop
* [[July 3]] &ndash; [[Egbert II, Margrave of Meissen|Egbert II]] (or Ekbert), German nobleman
* [[August 11]] &ndash; [[Fujiwara no Atsuie]], Japanese nobleman (b. [[1033]])<ref>{{cite book |last  = Kanō |first = higefumi
 |author-link    = Shigefumi Kanō<!-- https://ja.wikipedia.org/wiki/%E5%8A%A0%E7%B4%8D%E9%87%8D%E6%96%87 --> |chapter  =Fujiwara no Atsuie |script-chapter = ja:藤原敦家 |pages = 267 |title  = [[Nihon Koten Bungaku Daijiten]] |script-title  = ja:日本古典文学大辞典 |language = Japanese |year  = 1983 |volume = 5 |location = Tokyo |publisher = [[Iwanami Shoten]] |oclc = 11917421}}</ref>
* [[August 13]] &ndash; [[Constance of Normandy]], duchess of [[Duchy of Brittany|Brittany]]
*''unknown dates''
** [[Abd al-Jalil ibn Wahbun]], Moorish poet and writer
** [[Fayun Faxiu]], Chinese [[Chan Buddhism|Chan Buddhist]] monk (b. [[1027]])
** [[Richard fitz Gilbert]], Norman nobleman (b. c.10350
** [[Guo Xi]], Chinese [[Landscape painting|landscape]] painter<ref>Barnhart, R. M. et al. (1997). Three thousand years of Chinese painting. New Haven, Yale University Press. {{ISBN|0-300-07013-6}} Page 372</ref> 
** St [[Isaiah of Rostov]], Kievan [[missionary]] and bishop<ref>{{cite book|author1=Alban Butler|author2=Paul Burns|title=Butler's Lives of the Saints|url=https://books.google.com/books?id=7f1CnVuWceQC&pg=PA84|date=1 January 1997|publisher=A&C Black|isbn=978-0-86012-254-8|pages=84}}</ref>
** [[Raynald I, abbot of Flavigny|Raynald I]], French [[Benedictines|Benedictine]] abbot (b. [[1059]])
** [[William of Poitiers]], French priest and chronicler (b. c.1020)
*''probable''
** [[Osbern of Canterbury]], English [[Hagiography|hagiographer]]

== References ==
{{Reflist}}

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[[Category:1090| ]]