813

Byzantine Empire

 * — Emperor  is defeated in a war against the ns.

Europe

 * crowned co-emperor of the with his father.
 * The capture.

Asia

 * starts to rule.
 * opened by.

Religion

 * — A revolt puts on the throne of the ; former emperor  becomes a . Beginning of the Second  Period.
 * : priests are ordered to preach in the vernacular (either or )

Births

 * , Chinese poet and official (d. )

Deaths

 * , poet