1073 CE
King Sancho IV of Navarre and Ahmad al-Muqtadir, Muslim ruler of the Taifa of Zaragoza, conclude an alliance by treaty. Emperor Go-Sanjō dies after a 5-year reign and is succeeded by his 19-year-old son Shirakawa as the 72nd emperor of Japan. The Judicate of Arborea (one of the four independent kingdoms in Sardinia) is recognised by Pope Gregory VII.
Geopolitics & Diplomacy
Conflict & Security
Religion & Belief
Technology & Infrastructure
- Wang Anshi, Chinese chief chancellor of the Song dynasty, creates a new bureau of the central government (called the Directorate of Weapons), which supervises the manufacture of military armaments and ensures quality control.source
Culture & Society
- Edgar Ætheling, last male member of the House of Wessex, joins forces with Kings Malcolm III of Scotland and Philip I of France in an attempt to take the English throne.source
Births
- Philippa of Toulouse, French noblewoman (d. 1118)source
- Lady Six Monkey, queen of the Mixtec city State of Huachino and queen of Jaltepec (d. 1101)source
- Leopold III ("the Good"), margrave of Austria (d. 1136)source
- Shaykh Tabarsi, Persian Shia scholar (d. 1153)source
- Thomas of Marle, lord of Coucy (d. 1130)source
- Meng, Chinese empress consort of the Song dynasty (d. 1131)source
- Agnes of Waiblingen, daughter of Henry IV, Holy Roman Emperor (d. 1143)source
- Alfonso the Battler, king of Aragon (d. 1134)source
- Al-Tighnari, Moorish botanist and physician (d. 1118)source
- David IV ("the Builder"), king of Georgia (d. 1125)source
- Zbigniew, duke of Poland (d. 1113?)source
- Magnus Barefoot, king of Norway (d. 1103)source
- Anastatius IV, pope of the Catholic Church (d. 1154)source
Deaths
- February 21 (approximate date) – Peter Damian, cardinal-bishop of Ostia (b. c. 1007)source
- April 21 – Alexander II, pope of the Catholic Church (b. 1010/15)source
- June 15 – Emperor Go-Sanjō dies after a 5-year reign and is succeeded by his 19-year-old son Shirakawa as the 72nd emperor of Japan.source
- June 15 – Go-Sanjō, emperor of Japan (b. 1032)source
- June 30 – Badis ibn Habus, Berber king of the Taifa of Granada (b. 1002)source
- July 12 – John Gualbert, Italian monk, abbot and saint (b. c. 985)source
- December 20 – Dominic of Silos, Spanish abbot (b. 1000)source
- Pope Alexander II dies after a 11½-year pontificate at Rome. He is succeeded by Gregory VII as the 157th pope of the Catholic Church.source
- Zhou Dunyi, Chinese philosopher and cosmologist (b. 1017)source
- Approximate date – Barisone I of Torres, Sardinian ruler (judge) of Arboreasource
- Anthony of Kiev, Russian monk and saint (b. 983)source