Editing 1054 (section)

=== By place ===

==== Byzantine Empire ====
* Sultan [[Tughril]] leads a large [[Seljuk Empire|Seljuk]] army out of [[Azerbaijan]] into [[Armenia]], possibly to consolidate his frontier, while providing an incentive to his [[Turkic people|Turkoman]] allies in the form of plunder. Tughril divides his army into four columns, ordering three to veer off to the north to raid into central and northern Armenia, while he takes the fourth column towards [[Lake Van]]. The [[Seljuq dynasty|Seljuk Turks]] capture and sack the fortress city of [[Erciş|Artchesh]], after an 8-day siege.<ref>Brian Todd Carey (2012). ''Road to Manzikert: Byzantine and Islamic Warfare (527–1071)'', p. 125. {{ISBN|978-1-84884-215-1}}.</ref>

==== Europe ====
* [[Battle of Mortemer]]: The [[Normans]], led by Duke [[William the Conqueror]], defeat a French army (near [[Mortemer, Seine-Maritime|Mortemer]]), as it is caught pillaging and plundering. King [[Henry I of France]] withdraws his main army from the [[Duchy of Normandy]] as a result. [[Guy I, Count of Ponthieu]], is captured during the course of the battle.

==== Scotland ====
* [[July 27]] &ndash; [[Siward, Earl of Northumbria|Siward]], earl of [[Kingdom of Northumbria|Northumbria]], invades [[Kingdom of Scotland|Scotland]], to support King [[Malcolm III of Scotland|Malcolm III]] against [[Macbeth, King of Scotland|Macbeth]], who has usurped the Scottish throne from Malcolm's father, [[Duncan I of Scotland|Duncan I]]. Macbeth is defeated at [[Dunsinane Hill|Dunsinane]].

==== Africa ====
* The [[Almoravid dynasty|Almoravids]] retake the trading center of [[Aoudaghost]] from the [[Ghana Empire]]. Repeated Almoravid incursions, aimed at seizing control of the trans-[[Sahara]]n gold trade, disrupt Ghana's dominance of the trade routes.<ref>[[Levtzion, Nehemia]]; Hopkins, John F.P., eds. (2000), Corpus of Early Arabic Sources for West Africa, New York: Marcus Weiner Press. {{ISBN|1-55876-241-8}}. First published in 1981.</ref>

==== Asia ====
* [[Lý Thánh Tông|Lý Nhật Tôn]], third king of the [[Lý dynasty|Lý Dynasty]], begins to rule in [[Vietnam]], and changes the country's official name to [[Đại Việt]].