1092

By place

Byzantine Empire

• Summer - Emperor Alexios I Komnenos bribes one of Kilij Arslan's officials to recover Sinope, and neighbouring coastal regions. He uses the Byzantine fleet to defeat the Seljuk navy off the coast of Cius in Bithynia.

Europe

• January 14 - Vratislaus II, the first king of Bohemia, dies after a 6½-year reign and is succeeded by his brother Conrad I who becomes duke and not king because Vratislaus was elevated to the royal dignity 'for life' by Henry IV, Holy Roman Emperor. Conrad dies September 6 after a 8-month reign and is succeeded by his nephew Bretislav II.

Britain

• Summer - King William II annexes Cumbria from the Scottish Celtic kingdom of Strathclyde, and builds Carlisle Castle.
• May 11 - Lincoln Cathedral, one of England's finest Gothic buildings, is consecrated.

Seljuk Empire

• November 19 - Sultan Malik-Shah I dies after a 20-year reign while hunting. The Seljuk Empire falls into chaos: his brother Tutush I and rival successors carve up their own independent sultanates in the Middle East. Malik-Shah is succeeded by his son Mahmud I, but he does not gain control of the empire.

China

• Su Song, a Chinese statesman and scientist, publishes his Xin Yi Xiang Fa Yao, a treatise outlining the construction and operation of his complex astronomical clocktower, built in Kaifeng. It also includes a celestial atlas of five star maps.

By topic

Religion

• April 21 - The Diocese of Pisa is elevated to the dignity of a metropolitan archdiocese by Pope Urban II.
• May 21 - Synod of Szabolcs: King Ladislaus I of Hungary assembles a council of the prelates of his kingdom at the fortress of Szabolcs.

Births

• Adélaide de Maurienne, queen consort of France
• Al-Mustarshid, caliph of the Abbasid Caliphate
• Fulk V, Count of Anjou and king of Jerusalem
• Magnús Einarsson, Icelandic bishop of Skálholt
• Peter the Venerable, French monk and abbot
• Sachen Kunga Nyingpo, Tibetan Buddhist leader
• Sybilla of Normandy, queen consort of Scotland
• Wartislaw I, duke of Pomerania
• Zhang Jiucheng, Chinese politician

Deaths

• January 14 - Vratislaus II, duke and king of Bohemia
• May 7 - Remigius de Fécamp, bishop of Lincoln
• September 6 - Conrad I, duke of Bohemia
• October 14 - Nizam al-Mulk, Seljuk vizier
• November 19 - Malik-Shah I, Seljuk sultan
• Abu'l-Qasim (Seljuq [governor of Nicaea)|Abu'l-Qasim], Seljuk general and governor
• Bermudo Ovéquiz, Spanish nobleman
• Bogumił, archbishop of Gniezno
• Ermengol IV, [Count of Urgell|Ermengol IV], count of Urgell
• Helibo, Chinese nobleman and chieftain
• Jordan of Hauteville, Italo-Norman nobleman
• Richard de Montfort, French nobleman