829

Europe

 * conquers and is recognized as.
 * The ravage the coast of.
 * Oldest known mention of the city of (approximate date)

Byzantine Empire

 * succeeds as emperor of.

Asia

 * The kingdom of  captures the city of  in  province,

Religion

 * Saint introduced  to.
 * is appointed missionary to by, at the request of the Swedish king.

Deaths

 * —, Patriarch of Byzantium