Editing 814 (section)

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

==== Byzantine Empire ====
* [[April 13]] &ndash; Byzantine–Bulgarian Wars: Over the winter [[Krum]], ruler (''[[Khan (title)|khan]]'') of the [[First Bulgarian Empire|Bulgarian Empire]], had assembled a huge army (including [[Slavs]] and [[Pannonian Avars|Avars]]), for a campaign against the [[Byzantine Empire]]. But before he sets out for a major attack on [[Constantinople]], he dies of a [[stroke]]. Krum is succeeded by his son [[Omurtag of Bulgaria|Omurtag]].<ref>John V.A. Fine, Jr. (1991). The Early Medieval Balkans: A Critical Survey from the Sixth to the Late Twelfth Century, p. 99. {{ISBN|978-0-472-08149-3}}.</ref>

==== Europe ====
* [[January 28]] &ndash; [[Charlemagne]] dies of [[pleurisy]] in [[Aachen]], after an almost 14-year reign (since 800) as the first Roman Emperor of Frankish origin (the precursor of the [[Holy Roman Emperor]]). He is [[Embalming|embalmed]] and buried in [[Aachen Cathedral]]. Charlemagne is succeeded by his son [[Louis the Pious]], as king of the [[Carolingian Empire|Frankish Empire]].
* Louis I establishes himself at the [[Court (royal)|imperial court]] of Aachen. He appoints [[Benedict of Aniane]] as his [[Adviser|chief advisor]] on [[Religion|religious]] matters, and makes him [[abbot]] of [[Kornelimünster Abbey]], which is founded by him.

==== Japan ====
* ''[[Shinsen Shōjiroku]]'', a record of the [[genealogy]] of the ancient Japanese [[Nobility|noble]] families, is completed during the reign of [[Emperor Saga]].

=== By topic ===
==== Religion ====
* [[Byzantine iconoclasm#The second iconoclast period: 814–842|Byzantine Iconoclasm]]: Conflict erupts between Emperor [[Leo V the Armenian|Leo V]] and Patriarch [[Nikephoros I of Constantinople|Nikephoros]], on the subject of [[iconoclasm]]. The latter is [[Excommunication|excommunicated]].
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