Editing 945 (section)

==== Europe ====
* Spring &ndash; [[Berengar II of Italy|Berengar of Ivrea]] invades [[Italy]] with hired [[Lombardy|Lombard]] troops and takes up residence in [[Milan]]. Berengar proceeds to [[Verona]], where he is joined by forces of Count [[Milo of Verona|Milo]] and other partisans. 
* King [[Hugh of Italy|Hugh of Provence]] lays [[siege]] to [[Vignola]] to put an end to Berengar's advance. But to no avail, as Berengar of Ivrea is hailed throughout northern Italy as a liberator, and Hugh flees to [[Provence]].
* [[April 13]] &ndash; Hugh of Provence abdicates the throne in favor of his son [[Lothair II of Italy|Lothair II]] (who has been co-ruler since [[931]]) and is acclaimed as sole king of [[Kingdom of Italy (Holy Roman Empire)|Lombardia]]. Hugh is allowed to retire in [[Pavia]].
* [[Igor of Kiev|Igor I]], ruler of the [[Kievan Rus']], is killed while collecting [[tribute]] from the [[Drevlians]] and is succeeded by his three-year-old son [[Sviatoslav I of Kiev|Sviatoslav I]]. His mother [[Olga of Kiev|Olga]] becomes [[regent]] and the official ruler.
* Summer &ndash; King [[Louis IV of France|Louis IV]] ("d'Outremer") is captured by the [[Normans]] and handed over to [[Hugh the Great]]. In return for the release of Louis, [[Laon]] surrenders to him in compensation.<ref>Timothy Reuter (1999). ''The New Cambridge Medieval History, Volume III'', p. 385. {{ISBN|978-0-521-36447-8}}.</ref>
* Caliph [[Abd-ar-Rahman III|Abd-al-Rahman III]] occupies the palace of [[Medina Azahara]] (called "the shining city") as the new capital of the [[Caliphate of Córdoba]] (modern [[Spain]]).