Year 1037 (MXXXVII) was a common year starting on Saturday of the Julian calendar.

Events

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By place

Europe

• Spring A revolt in northern Italy is started by Archbishop Aribert of Milan. King Henry III (eldest son of Emperor Conrad II) travels south of the Alps to quell it.

• February At an Imperial Diet in Pavia (assembled by Conrad II), Aribert is accused of fomenting a revolt against the Holy Roman Empire, Conrad orders his arrest.

• May Conrad II, with Pavian assistance, lays siege to Milan at the Porta Romana side, but the city holds out. In Rome, Pope Benedict IX deposes Aribert as archbishop.

• May 28 Conrad II decrees the Constitutio de Feudis which protects the rights of the valvassores (knights and burghers of the cities) in Lombardia (modern Italy).

• Summer A Byzantine expeditionary force under George Maniakes lands at Sicily, and defeats the Zirids. Maniakes begins his campaign to reconquer the island.

• September 4 Battle of Tamarón: Ferdinand I defeats and kills his brother-in-law Bermudo III. Ferdinand becomes the king of Castile and León (modern Spain).

• November 15 Battle of Bar-le-Duc: Odo II, Count of Blois and Champagne, while invading the Duchy of Lorraine dies in battle with forces loyal to Gothelo I.

England

• King Harold I seizes the throne of England from his half-brother Harthacnut. His mother, Emma of Normandy, flees to Bruges in Flanders (modern Belgium).

Asia

• The Chinese rime dictionary of the Jiyun is published during the Song Dynasty.

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• The Great Seljuk Empire is established by Tugrul Bey.

Births

• January 8 Su Dongpo, Chinese calligrapher (d. 1101)

• Beatrice I, German abbess of Quedlinburg (d. 1061)

• Hawise, duchess of Brittany (approximate date)

Deaths

• September 4 Bermudo III (or Vermudo), king of León

• November 15 Odo II, French nobleman (b. 983)

• Abu'l-Hasan Mihyar al-Daylami, Persian poet

• Abu Mansur al-Baghdadi, Persian Shafi'i scholar

• Baba Kuhi of Shiraz, Persian Sufi mystic (b. 948)

• Avicenna, Persian physician and polymath (b. 980)

• Boleslaus III (the Red), duke of Bohemia

• Ding Wei, grand chancellor of the Song Dynasty

• Farrukhi Sistani, Persian poet (or 1038)

• John of Debar, Bulgarian clergyman and bishop

• Muhammad al-Baghdadi, Persian mathematician

• Muirgeas ua Cú Ceanainn, king of Uí Díarmata

• Robert II, French prelate and archbishop

• Siegfried II, German nobleman (b. 956)

• William III (Taillefer), French nobleman

References