|Centuries:||8th century – 9th century – 10th century|
|Decades:||790s 800s 810s – 820s – 830s 840s 850s|
|Years:||822 823 824 – 825 – 826 827 828|
Events[change | change source]
- Egbert of Wessex defeats Beornwulf of Mercia at Ellandun. Kent, Surrey, Sussex and Essex submit to Wessex and East Anglia acknowledges Egbert as overlord.
- Emperor Louis the Pious of the Franks wars against the Wends and Sorbs.