1142

Events

* Emperor Konoe succeeds Emperor Sutoku on the throne of Japan.
* Henry the Lion becomes Duke of Saxony.
* The Empress Maud grants Oakley, Buckinghamshire Church, with its chapels of Brill, Boarstall and Addingrove, to the monks of St. Frideswide's Priory, in Oxford.
* August 31 - With the aid of Hiawatha and Deganawidah, The Great Peacemaker, the Iroquois tribes establish the Confederation of the Haudenosaunee.

Births

* Farid od-Din Mohammad ebn Ebrahim 'Attar, Persian mystical poet (d. 1220)
* Hugh III, Duke of Burgundy (d. 1192)

Deaths

* January 27 — Yue Fei, Chinese military leader (b. 1103)
* April 21 — Pierre Abélard, French scholastic philosopher (b. 1079)
* "date unknown" — Orderic Vitalis, English chronicler (b. 1075)