Decades: 770s 780s 790s 800s 810s - 820s - 830s 840s 850s 860s 870s
Years: 823 824 825 826 827 - 828 - 829 830 831 832 833
Events Egbert became first King of England Alcamo was founded by the Muslim commander al-Kamuk. First church in central and eastern Europe built at Nitra Coptic revolt in Egypt Births Al-Dinawari, a grammarian, historian, and theologian September 8 - Ali al-Hadi, the tenth Shia Imam Deaths
