Editing AD 999 (section)

== Events ==
<onlyinclude>
=== By place and name ===

==== Japan ====
* [[February 9]] – The Mogi Ceremony of Fujiwara no Shoshi is held (she later becomes empress).
* [[December]] – Empress Teishi gives birth to Prince Atsuyasu (who becomes the imperial heir), but on the next day, her rival, Fujiwara no Shoshi, is promoted to Consort.

==== Europe ====
* King [[Bermudo II of León|Bermudo II]] abdicates in favor of his 5-year-old son [[Alfonso V of León|Alfonso V]] as ruler of [[Kingdom of León|León]]. Moorish invaders have forced Bermudo to recognize the suzerainty of their leader, [[Umayyad Caliphate|Umayyad]] vizier and the ''[[de facto]]'' ruler [[Almanzor|Al-Mansur]].
* [[September 9]] (999 or [[AD 1000|1000]]) &ndash; [[Battle of Svolder]]: A Norwegian fleet, commanded by [[Olaf Tryggvason]] in his longship ''[[Ormrinn langi]]'', is defeated by the combined fleet of the Danish king [[Sweyn Forkbeard]] and his Swedish counterpart [[Olof Skötkonung]], resulting in Tryggvason's death, and the splitting up of Norway between Sweden and Denmark.

==== Ireland ====
* [[December 30]] – [[Battle of Glenmama]]: The combined forces of [[Munster]] and [[Kingdom of Meath|Meath]] under [[Brian Boru]] ([[High King of Ireland]]) inflict a crushing defeat on the allied armies of [[Leinster]] and [[Kingdom of Dublin|Dublin]] near [[Lyons Hill]] ([[County Kildare]]).

====  Central Asia ====

* The [[Kara-Khanid Khanate|Karakhanids]] invade from north of the [[Syr Darya]] river, ending the [[Samanid Empire]] (modern [[Iran]]). The Samanid domains are split between the [[Ghaznavids|Ghaznavid Dynasty]] and the Karakhanids.

=== By topic ===

==== Religion ====
* [[February 18]] &ndash; [[Pope Gregory V]] dies after a 3-year [[pontificate]] in which the [[Crescentii]] family forced him to flee [[Rome]]. He is succeeded by [[Pope Silvester II|Sylvester II]] as the 139th [[pope]] of the [[Catholic Church]].
* Bishop [[Aldhun]] consecrates a cathedral (later [[Durham Cathedral]]) at a site in England where the remains of [[Cuthbert|St. Cuthbert]] had been moved to in AD 995 from [[Lindisfarne]] because of the danger of [[Vikings|Viking]] raids. 
* [[Sigmundur Brestisson]], a Viking chieftain, introduces [[Christianity]] in the [[Faroe Islands]].</onlyinclude>