Main Page | See live article | Alphabetical index Centuries: 7th century - 8th century - 9th century Decades: 730s 740s 750s 760s 770s - 780s - 790s 800s 810s 820s 830s Years: 775 776 777 778 779 - 780 - 781 782 783 784 785 Events Constantine VI becomes Byzantine Emperor with Irene as guardian. Tang De Zong becomes emperor of China. Drest III succeeds Alpin II as king of the Picts. The city of Osnabrück is founded by Charlemagne (approximate date) Births al-Khwarizmi, Muslim mathematician (approximate date) Deaths February 7 - Nicetas, Patriarch of Constantinople September 8 - Leo IV, Byzantine Emperor\n This article is from Wikipedia. All text is available under the terms of the GNU Free Documentation License.