Calendar overview 809
is al-Amīn sixth caliph of the Abbasid .
|809 in other calendars|
|Armenian calendar||257/258 (turn of the year July)|
|Buddhist calendar||1352/53 (southern Buddhism); 1351/52 (alternative calculation according to Buddhas Parinirvana )|
|Chinese calendar||58th (59th) cycle|
|Chula Sakarat (Siam, Myanmar) / Dai calendar (Vietnam)||171/172 (turn of the year April)|
|Iranian calendar||187/188 (around March 21)|
|Islamic calendar||193/194 (October 14/15)|
|Jewish calendar||4569/70 (September 12-13)|
ab urbe condita MDLXII (1562)
Diocletian's era : 525/526 (New Year November)
|Seleucid era||Babylon: 1119/20 (turn of the year April)
Syria: 1120/21 (turn of the year October)
|Vikram Sambat (Nepalese Calendar)||865/866 (turn of the year April)|
Politics and world events
- Esesfeld Castle on the Stör (west of Itzehoe ) was founded by Emperor Charlemagne . The castle is the first Franconian fortification north of the Elbe .
- Emperor Charlemagne and King Achaius of Scotland form a military alliance.
- The Bulgarians under Khan Krum conquer today's Sofia from the Byzantine Empire in the Battle of Serdica and thus interrupt the strategically important Via Militaris from Constantinople, which leads via Adrianople - Philippopolis - Serdica - Naissus across the Balkan Peninsula to Singidunum (today Belgrade).
First documentary mentions
- March 26 : Liudger , Bishop of Münster (* around 742 )
- Aureolus , Spanish count
- Hārūn ar-Raschīd , Abbasid caliph (* around 763 )