Centuries: 8th century - 9th century - 10th century
Decades: 770s 780s 790s 800s 810s - 820s - 830s 840s 850s 860s 870s
Years: 824 825 826 827 828 - 829 - 830 831 832 833 834
Events
- Egbert of Wessex conquers Mercia and is recognized as Bretwalda.
- Ansgar is appointed missionary to Sweden by Louis the Pious
- Theophilus II succeeds Michael II as emperor of Byzantium.
- The Saracens ravage the coast of Dalmatia.
- Oldest known mention of the city of Wiesbaden (approximate date)
Deaths
- Saint Nicephorus, patriarch of Byzantium\n