1141 CE
The Anarchy in the Kingdom of England – Battle of Lincoln: Robert, 1st Earl of Gloucester and Empress Matilda wrest control of the throne of England from King Stephen, who is captured and imprisoned. Géza II is crowned King of Hungary and Croatia at age 11, succeeding his father. Sephardi Jewish philosopher Judah Halevi sets off from Alexandria on a pilgrimage to Palestine.
Geopolitics & Diplomacy
- November – The Jin dynasty and Southern Song dynasty sign the Treaty of Shaoxing, and peace in the Jin–Song Wars lasts for the next twenty years. The Huai River is established as the boundary between them.source
Conflict & Security
- February 2 – The Anarchy in the Kingdom of England – Battle of Lincoln: Robert, 1st Earl of Gloucester and Empress Matilda wrest control of the throne of England from King Stephen, who is captured and imprisoned.source
- September 9 – Battle of Qatwan: Yelü Dashi, founder of the Qara Khitai, defeats the Seljuk Empire and Kara-Khanid forces.source
- November 1 – The Anarchy in the Kingdom of England – Robert, 1st Earl of Gloucester is exchanged by Empress Matilda for King Stephen, who reassumes the throne of England.source
Exploration & Expansion
Religion & Belief
- April 1 – Alberic of Ostia, papal legate to Outremer, solemnly dedicates the Templum Domini in Jerusalem.source
- April 2 – In a legatine council convened by Alberic of Ostia in the Templum Domini, the claim of the Latin Patriarch of Antioch over the diocese of Tyre is rejected. Also, a step towards church unity between the Armenian and Latin Church is achieved when the Armenian Catholicos Gregory III makes a profession of faith and promises to restore union with Rome, which is achieved at the end of the century.source
Economy & Finance
- The Italian winemaking company Ricasoli is founded.source
Crime & Justice
- September 14 – The Anarchy in the Kingdom of England – Rout of Winchester: Empress Matilda returns to the throne, after Robert is captured by loyalist forces.source
Culture & Society
- February 13 – Géza II is crowned King of Hungary and Croatia at age 11, succeeding his father.source
Births
Deaths
- February 11 – Hugh of Saint Victor, Saxon philosopher, theologian and mystic (b. c. 1078)source
- February 13 – Béla II, King of Hungary and Croatia (b. c. 1109)source
- April 12 or April 13 – Engelbert, Duke of Carinthiasource
- May – Aubrey de Vere II, Lord Great Chamberlain of England (b. 1062)source
- June 10 – Richenza of Northeim, German empress (b. c. 1087/89)source
- October 18 – Leopold, Duke of Bavaria (b. c. 1108)source
- Alberich of Reims, Archbishop of Bourges (b. 1085)source
- Sheikh Ahmad-e Jami, Persian Sufi writer, mystic and poet (b. 1048)source
- Judah Halevi, Sephardi Jewish philosopher and poet (b. c. 1075)source