Centuries: 8th century - 9th century - 10th century Decades: 810s 820s 830s 840s 850s - 860s - 870s 880s 890s 900s 910s Years: 863 864 865 866 867 - 868 - 869 870 871 872 873\n----\nEvents\n* 11 May: Printing of the Diamond Sura, the oldest dated printed book.\n* Aghlabid dynasty of Tunisia takes Malta\n* 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)\n* Ratramnus writes Contra Graecorum opposita. Births Deaths\n* Ratramnus, theologian (approximate date)\n