1029 CE

/April: The Ghaznavid Sultan Maḥmūd brutally sacks the city of Rayy after receiving a request for help by its Buyyid ruler Majd al-Dawla against his rebellious troops. He crucifies a large number of the local population and burns many books that he considers heretical. Prince Pandulf IV of Capua becomes the de facto ruler of southern Italy – holding Capua and Naples himself – this in support with his powerful allies Amalfi, Salerno and Benevento. Only the Duchy of Gaeta remains out of his grasp. The seat of the Bishopric of Zeitz is moved to Naumburg (Saxony-Anhalt) in Central Germany.

In the 1020s, the 11th century.

Conflict & Security

  • Duke Bretislav I (Bohemian Achilles) of Bohemia of the Přemyslid Dynasty reconquers Moravia from Poland (approximate date).source
  • Prince Pandulf IV of Capua becomes the de facto ruler of southern Italy – holding Capua and Naples himself – this in support with his powerful allies Amalfi, Salerno and Benevento. Only the Duchy of Gaeta remains out of his grasp.source
  • Rainulf Drengot, head of a mercenary band of Norman knights, is approached by Duke John V of Gaeta and is persuaded to change sides. With Norman help, Duke Sergius IV recovers Naples from Capuan occupation.source

Religion & Belief

  • The seat of the Bishopric of Zeitz is moved to Naumburg (Saxony-Anhalt) in Central Germany.source

Disasters & Accidents

  • March/April: The Ghaznavid Sultan Maḥmūd brutally sacks the city of Rayy after receiving a request for help by its Buyyid ruler Majd al-Dawla against his rebellious troops. He crucifies a large number of the local population and burns many books that he considers heretical.source

Births

  • January 20 – Alp Arslan (Heroic Lion), sultan of the Seljuk Empire (died 1072)source
  • July 5 – Al-Mustansir Billah, caliph of the Fatimid Caliphate (died 1094)source
  • Abū Ishāq Ibrāhīm al-Zarqālī, Arab astrologer and astronomer (died 1087)source
  • Clement III, antipope of the Catholic Church (approximate date)source
  • Kaoruko (or Saien-no Kogo), Japanese empress consort (died 1093)source
  • Ulrich of Zell (or Wulderic), German abbot and saint (died 1093)source
  • Said al-Andalusi, Moorish astronomer and mathematician (died 1070)source
  • Al-Humaydī, Andalusian scholar and writer of Islamic studies (died 1095)source

Deaths

  • January 20 – Heonae, Korean queen consort and regent (born 964)source
  • January 27 – Unwan (or Unwin), archbishop of Hamburg-Bremensource
  • May 28 – Herman of Ename, count of Verdun (Lower Lorraine)source
  • Kushyar Gilani, Persian mathematician and geographer (born 971)source
  • Fujiwara no Tametoki, Japanese nobleman (approximate date)source
  • Lu Zongdao, Chinese official and politician (approximate date)source
  • Haakon Ericsson, Norwegian Viking nobleman (approximate date)source
  • Abu'l-Qasim Jafar, Buyid statesman and vizier (Fasanjas family)source
  • Ibn al-Kattani, Moorish astrologer, poet and physician (born 951)source
  • Fujiwara no Kinsue, Japanese statesman and courtier (born 957)source
  • Salih ibn Mirdas, Arab founder of the Mirdasid Dynastysource
  • Al-Karaji, Persian mathematician and engineer (approximate date)source