Editing 907 (section)

== Events ==
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=== By place ===

==== Byzantine Empire ====
*  [[Rus'–Byzantine War (907)|Rus'–Byzantine War]]: [[Varangians|Varangian]] prince [[Oleg of Novgorod]] leads the [[Kievan Rus']] in a campaign against [[Constantinople]], concluded by the [[Rus'–Byzantine Treaty (907)|Rus'–Byzantine Treaty]] (in which the city of [[Chernihiv]] in [[Ukraine]] is first mentioned). He lays [[siege]] to the [[Byzantine Empire|Byzantine]] capital with some 2,000 ships ([[Dugout canoe|dugout boats]]), and secures [[Trade|trading]] rights from the world's leading center of commerce.

==== Europe ====
* [[July 4]]&ndash;[[July 6|6]] &ndash; [[Battle of Pressburg]]: At "Brezalauspurc" (probably modern-day [[Bratislava]] in [[Slovakia]]), the advancing East Frankish army (60,000 men) is annihilated by the [[Hungarians]] led by Grand Prince [[Árpád]]. Duke [[Luitpold, Margrave of Bavaria|Luitpold]] and Archbishop [[Dietmar I, Archbishop of Salzburg|Dietmar I]] are killed, together with 19 dukes, 2 bishops and 3 abbots. The [[East Francia|East Frankish Kingdom]] loses control of the [[March of Pannonia]].
* Summer &ndash; The Hungarians invade [[Duchy of Bavaria|Bavaria]], causing great destruction, occupying many towns and, on their way home, defeating a Bavarian army at [[Lengenfeld]]. The Hungarian-Bavarian border is fixed on the [[Enns (river)|Enns River]].<ref>Aventius, Johannes. ''Annalium Boiorum Libri Septem, 1554 pp. 481-482'' (in Latin). Retrieved 2015-06-26.</ref>

==== Britain ====
* Lady [[Æthelflæd]] of [[Mercia]] refortifies [[Chester]] against [[Vikings|Viking]] attacks. King [[Edward the Elder]] founds [[Romsey Abbey]] ([[Hampshire]]).

==== Arabian Empire ====
* Emir [[Isma'il ibn Ahmad]] dies after a 15-year reign in which he has extended his borders to [[Tabaristan]] and [[Greater Khorasan|Khorasan]]. He establishes independence throughout the eastern part of his empire from his capital at [[Bukhara]]. Isma'il is succeeded by his son [[Ahmad Samani]] as ruler of the [[Samanid Empire]].

==== China ====
* The [[Five Dynasties and Ten Kingdoms period]] begins in [[China]].
** [[February 27]] &ndash; [[Abaoji]], ruler (''[[khagan]]'') of the confederation of [[Khitan people|Khitans]], proclaims himself emperor and establishes the [[Liao dynasty]], killing most of the other Khitan chieftains. He occupies territories along China's northern border including parts of [[Hebei]] and [[Shanxi]] provinces.
** [[May 12]]
*** The short-lived [[Qi (Li Maozhen's state)|Qi]] Kingdom is founded by the warlord [[Li Maozhen]] (Prince of Qi).<ref name=AS>[[Academia Sinica]] [http://sinocal.sinica.edu.tw/ Chinese-Western Calendar Converter].</ref> His power is centered in [[Shaanxi]] province, in [[Northwest China]]. The [[Tang dynasty]] comes to an end after 289 years as [[Emperor Ai of Tang|Emperor Ai]] is forced to abdicate by chancellor [[Zhu Quanzhong]]. 
*** The short-lived [[Wu (Ten Kingdoms)|Wu]] Kingdom is founded by [[Yang Wo]] (Prince of Hongnong) in [[Yangzhou|Jiangdu]] ([[South Central China]]). He refuses to acknowledge the rule of Zhu Quanzhong.<ref name=mote>{{cite book|title=Imperial China 900–1800|author=Mote, F.W.|publisher=Harvard University Press|year=1999|page=14}}</ref>
** [[June 1]] &ndash; Zhu Quanzhong (Zhu Wen) usurps the [[throne]] and proclaims himself the first emperor of [[Later Liang (Five Dynasties)|Later Liang]]. China is controlled by successive short-lived kingdoms (until [[960]]). 
** [[June 8]] &ndash; The [[Chu (Ten Kingdoms)|Chu]] Kingdom is founded by the warlord [[Ma Yin]] (Prince of Chu) in [[Changsha]]. Present-day [[Hunan]] and [[Guangxi]] provinces ([[South China|Southern China]]) are under his control.<ref>''[[New History of the Five Dynasties]]'', vol. 66 {{cite web|url=http://ef.cdpa.nsysu.edu.tw/ccw/02/nf4.htm |title=新五代史 考 世家 附錄 |access-date=2007-04-20 |url-status=dead |archive-url=https://web.archive.org/web/20071011080241/http://ef.cdpa.nsysu.edu.tw/ccw/02/nf4.htm |archive-date=October 11, 2007 }}.</ref>
** [[November 3]] &ndash; The [[Former Shu]] Kingdom is founded by the warlord [[Wang Jian (Former Shu)|Wang Jian]] (Prince of Shu) in [[Chengdu]]. His power is centered in [[Sichuan]] province, in [[Southwest China]].
** [[December 1]] &ndash; The [[Wuyue]] Kingdom is founded by the warlord [[Qian Liu]] in [[Hangzhou]]. His proclaims himself king, his power is centered in [[Jiangsu]] province ([[East China|Eastern China]]).

=== By topic ===

==== Religion ====
* [[February 1]] &ndash; [[Nicholas Mystikos|Nicholas I Mystikos]] is deposed as [[Ecumenical Patriarch of Constantinople|Patriarch of Constanstinople]], (having fallen out with the Byzantine Emperor [[Leo VI the Wise|Leo VI]]), and is replaced by [[Euthymius I of Constantinople|Euthymius I Syncellus]].
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