831
This page relates to the year 831 Calendrier Julien.
Events
Muslim world
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Forces revolt Copte in Egypt repressed by the caliph Abbasside of Baghdad. The men are condemned to death, the women and the children are sold like slaves (832).
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With the favor of the revolt of the coptes of Egypt, the king of Dongola Zakkarias suspends the payment of the tribute to the Moslems. During repression, Zakkarias sends his/her Georges son in embassy to the Cairo and Baghdad to know the intentions of the caliph with regard to the Nubie. The relations seem to become again friendly between Nubie and the Moslems.
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the Moslems (Buckwheats) control all the Sicily except Syracuse.
- August - September: the Aghlabides seize Palermo and constitute an emirate in the west of the Sicily. They launch raids on the coasts of Italy of the South and until Rome in 846.
Europe
- Louis the Piles takes again the Carolingian empire in hand and determines its succession: Lothaire in Italy, Pip in Aquitaine, Louis Germanic the in the east and Charles the Bald person, wire of Judith in the west.
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Bernard de Septimanie reconciles with Louis the Piles.
- Anschaire (Oscar or Ansgarius) is named bishop of Hamburg by the pope.
- the applicant with the Danish throne Harold (Haraldr), which converts, receives Louis the Piles the stronghold of Rüstringen, in Frise. This State lasts until in 852.
- Malamir succeeds Omourtag like Khan of Bulgaria (fine in 836).
Art & culture
- Composition of the Heliand , German Poem in on the life of Christ.
- Vita Karoli Magni , biography of Charlemagne composed by Eginhard between 817 and 831.
Science & technology
Births in 831
Death in 831
Map-bms: 831
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