Editing 1145 (section)

=== By topic ===

==== Art and Culture ====
* [[Kim Pusik]] and his team of historians finish the compilation of the Korean historical text ''[[Samguk Sagi]]''.
* Construction begins on [[Notre-Dame de Chartres]] Cathedral in [[Chartres]], [[Kingdom of France|France]].

==== Religion ====
* [[February 15]] &ndash; Pope [[Pope Lucius II|Lucius II]] dies at Rome after having been hit by a stone missile during the fighting against Senatorial forces led by Giordano Pierleoni. He is succeeded after an 11-month [[pontificate]] by [[Pope Eugene III|Eugene III]] who becomes the 167th pope of the [[Catholic Church]]. Eugene is forced into exile by Arnold of Brescia.
* [[Woburn Abbey]] is founded by the [[Cistercians]] in [[Kingdom of England|England]]. A colony of monks arrive from [[Fountains Abbey]] to establish a community that will survive until [[1234]].
* [[December 1]] &ndash; Eugene III issues the bull ''[[Quantum praedecessores]]'', calling for the [[Second Crusade]]. At Christmas, King [[Louis VII of France|Louis VII]] announces his intention of making a [[pilgrimage]] which becomes part of the Crusade.</onlyinclude>