Main Page | See live article | Alphabetical index Centuries: 8th century - 9th century - 10th century Decades: 810s 820s 830s 840s 850s - 860s - 870s 880s 890s 900s 910s Years: 859 860 861 862 863 - 864 - 865 866 867 868 869 Events Khan Boris I of Bulgaria is baptized an Orthodox Christian. Louis II marches against Rome, but getting ill decides on making peace with the Pope. Orso I Participazio becomes Doge of Venice. Births Abu Bakr Mohammad Ibn Zakariya al-Razi, Persian polymath Deaths Halfdan the Black, King of parts of Norway This article is from Wikipedia. All text is available under the terms of the GNU Free Documentation License.