Editing 11th century (section)

===[[1070s]]===
[[Image:Ardhanari.png|thumb|upright|An 11th-century [[Chola dynasty]] bronze figurine of [[Arthanariswara]] ]]
* 1070: the death of [[Athirajendra Chola]] and the ascension of [[Kulothunga Chola I]] marks the transition between the [[Medieval Cholas]] and the [[Chalukya Cholas]].
* 1071: Defeat of the [[Byzantine Empire]] at the [[Battle of Manzikert]] by the Seljuk army of [[Alp Arslan]], ending three centuries of a Byzantine military and economic [[Byzantine empire#Macedonian dynasty and resurgence (867–1025)|Golden Age]].
* 1072: the [[Battle of Golpejera]] is fought between [[Sancho II of Castile]] and [[Alfonso VI of Castile]]
* 1073: the Seljuk Turks capture [[Ankara]] from the Byzantines.
* 1074: the Seljuk Turks capture [[Jerusalem]] from the Fatimids, and cut pilgrim transit.
* 1075: [[Henry IV, Holy Roman Emperor|Henry IV]] suppresses the rebellion of [[Saxony]] in the [[First Battle of Langensalza]].
* 1075: the [[Investiture Controversy]] is sparked when [[Pope Gregory VII]] asserted in the ''[[Dictatus papae]]'' extended rights granted to the pope (disturbing the balance of power) and a new interpretation of God's role in founding the Church itself.
* 1075: Chinese official and diplomat [[Shen Kuo]] asserts the Song dynasty's rightful border lines by using court archives against the bold bluff of [[Emperor Daozong of Liao]], who had asserted that [[Liao dynasty]] territory exceeded its earlier-accepted bounds.
* 1075–1076: a civil war in the [[Western Chalukya Empire]] of India; the Western Chalukya monarch [[Someshvara II]] plans to defeat his own ambitious brother [[Vikramaditya VI]] by allying with a traditional enemy, [[Kulothunga Chola I]] of the [[Chola Empire]]; Someshvara's forces suffer a heavy defeat, and he is eventually captured and imprisoned by Vikramaditya, who proclaimed himself king.
* 1075–1077: the [[Song dynasty]] of [[China]] and the [[Lý dynasty]] of [[Vietnam]] fight [[History of the Song dynasty#Relations with Đại Việt and border conflict|a border war, with Vietnamese forces striking first]] on land and with their navy, and afterwards Song armies advancing as far as modern-day [[Hanoi]], the capital, but withdraw after Lý makes peace overtures; in 1082, both sides exchange the territories that they had captured during the war, and later a border agreement is reached.
* 1076: the [[Ghana]] Empire is attacked by the [[Almoravid]]s, who sack the capital of [[Koumbi Saleh]], ending the rule of king [[Tunka Manin]]
* 1076: the Chinese [[Song dynasty]] places strict government monopolies over the production and distribution of [[sulfur]] and [[Potassium nitrate|saltpetre]], in order to curb the possibility of merchants selling [[gunpowder]] formula components to enemies such as the [[Tangut people|Tangut]]s and [[Khitan people|Khitans]].
* 1076: the Song Chinese allies with southern Vietnamese [[Champa]] and Cambodian [[Chenla]] to conquer the [[Lý dynasty]], which is an unsuccessful campaign.
* 1077: the [[Walk to Canossa]] by [[Henry IV, Holy Roman Emperor|Henry IV]] of the [[Holy Roman Empire]].
* 1077: Chinese official [[Su Song]] is sent on a diplomatic mission to the [[Liao dynasty]] and discovers that the [[Khitan people|Khitan]] calendar is more mathematically accurate than the [[Chinese calendar|Song calendar]]; [[Emperor Zhezong of Song|Emperor Zhezong]] later sponsors Su Song's astronomical [[clock tower]] in order to compete with Liao astronomers.
* 1078: [[Oleg I of Chernigov]] is defeated in battle by his brother [[Vsevolod I of Kiev]]; Oleg escapes to [[Tmutarakan]], but is imprisoned by the [[Khazar]]s, sent to [[Constantinople]] as a prisoner, and then exiled to [[Rhodes]].
* 1078: the revolt of [[Nikephoros III]] against Byzantine ruler [[Michael VII]]
* 1079: [[Malik Shah I]] reforms the [[Iranian Calendar]].
* 1079: [[Franks]] start to settle around the [[Way of Saint James]] (Today, modern North Spain)