Years: 864 865 866 867 - 868 - 869 870 871 872

Decades: 830s 840s 850s - 860s - 870s 880s 890s

Centuries: 8th century - 9th century - 10th century

Events

• 11 May: Printing of The Diamond Sutra, the oldest dated printed book.
• Aghlabid dynasty of Tunisia takes Malta.
• In Metz, Charles the Bald and Louis the German decide on a division of the lands of former emperor Lothar (now in possession of Lothar II and Louis II).
• In England Alfred the Great marries Ealhswith and goes to the aid of Burgred of Mercia, who is attacked by Danes.
• Ratramnus writes Contra Graecorum opposita.
• Establishment of the 1st County of Portugal, by count Vímara Peres , after the reconquest from the Moors of the region north of the Douro River

Births

Deaths

• July 1 - Ali al-Hadi, Shia Imam
• Ratramnus, theologian (approximate date)