Editing 1041 (section)

==== Europe ====
* [[March 17]] &ndash; [[Battle of Olivento]]: Norman troops and their Lombard allies, led by [[William Iron Arm]], are victorious against the Byzantines at the feet of the [[Monte Vulture]], near the River Olivento in [[Apulia]]. 
* [[May 4]] &ndash; [[Battle of Montemaggiore]]: Lombard-Norman rebel forces, led by William, are again victorious, and defeat a Byzantine army (18,000 men) on the hill of Montemaggiore, near the [[Ofanto|River Ofanto]].
* [[September 3]] &ndash; [[Battle of Montepeloso]]: Lombard-Norman rebel forces, led by William, defeat the Byzantines at [[Irsina|Montepeloso]]. During the battle, [[Exaugustus Boioannes|Boioannes]], governor of the [[Catepanate of Italy]], is captured.
* Winter &ndash; [[Battle of Ostrovo]]: The Byzantines, with the help of the [[Varangian Guard]], led by [[Harald Hardrada]] (future king of [[Kingdom of Norway|Norway]]), defeat the Bulgarian troops, near [[Lake Vegoritida|Lake Ostrovo]] in [[Greece]].