Editing 991 (section)

=== Unknown dates ===
* [[Odo I, Count of Blois|Count Odo I of Blois]], who captured [[Melun]], is driven out of the city by the coalition of King Hugh Capet, [[Fulk III, Count of Anjou|Count Fulk III of Anjou]] and Richard I of Normandy; Odo is defeated in [[Orsay]] by Bouchard I of Vendôme, a faithful vassal of Capet charged with guarding Melun.
* [[Stavoren]] is sacked in Viking raids on the ports of [[Frisia]] and the mouths of the [[Rhine]].
* [[Pietro II Orseolo]] becomes the 26th [[Doge of Venice]]. [[Venice]] establishes a protectorate on the coast of the Dalmatian Islands.
* [[Taranto]] is sieged by [[Sicily|Sicilian]] Arabs.
* The ''[[Dagome iudex]]'', a document which enumerates the possessions of [[Mieszko I]], is written and entrusted to Pope John XV, who places the [[Poland|Polish]] territories under papal protection.
* [[Mount Vesuvius]] erupts.
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