Years: 835 836 837 838 - 839 - 840 841 842 843

Decades: 800s 810s 820s - 830s - 840s 850s 860s

Centuries: 8th century - 9th century - 10th century

Events

• Louis the Pious attempts to divide his empire among his sons.
• Ethelwulf succeeds Egbert as king of Wessex.
• Uen is succeeded by Uurad as king of the Picts
• Beginning of the reign of Alpin II of Dalriada. (approximate date)
• Creation of the Balaton principality

Births

• Michael III, Byzantine Emperor (d. 867)

Deaths

• Egbert of Wessex