- 822
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Events
By Place
Europe
*
Abd-ar-rahman II becomes ruler ofUmayyad Spain .Byzantine Empire
* A power struggle between
Byzantine Emperor Michael II and his brother Thomas begins.Asia
*
Gim Heon-chang launches a short-lived rebellion inSilla .By Topic
Religion
*
Rabanus Maurus becomes abbott ofFulda .Births
Deaths
*
Tahir ibn Husayn , founder of the PersianTahirid dynasty
*Gim Heon-chang , Silla aristocrat and rebel leader
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