List of heads of state 842
Overview
◄◄ | ◄ | 838 | 839 | 840 | 841 | List of heads of state 842 | 843 | 844 | 845 | 846 | ► | ►►
Other events
Africa
-
Aghlabids
- Emir : Abū ʾl-ʿAbbās Muhammad I (841-856)
-
Idrisids in Morocco
- Imam : Ali I. Haydara ibn Muhammad (836-849)
-
Rustamids
- Imam : Aflah ibn 'Abd al-Wahhab (824-872)
Asia
-
China
- Emperor : Tang Wuzong (840–846)
-
India
-
Eastern Chalukya
- King : Vijayaditya II (808–847)
- Pala
-
Pallava
- King : Nandi Varman III. (825-850)
-
Pandya
- King : Sirmara Srivallabha (830–862)
-
Pratihara
- King : Samrat Mihir Bhoja Mahan (836-885)
-
Rashtrakuta
- King : Amoghavarsha I (814–878)
-
Eastern Chalukya
-
Khmer
- King : Jayavarman II (802-850)
-
Caliphate of the Muslims
- Caliph : al-Mu'tasim bi-'llāh (833-842)
- Caliph: al-Wāthiq bi-'llāh (842–847)
-
Nanzhao
- King : Meng Quanfengyou (823–859)
-
Tibet
- King : Lang Darma (836–842)
Europe
-
Bulgaria
- Khan : Presian I. (836-852)
-
Byzantine Empire
- Emperor : Theophilos (829-842)
- Emperor: Michael III. (842–867)
-
England ( heptarchy )
- East Anglia
-
Mercia
- King : Beorhtwulf (840–852)
-
Northumbria
- King : Æthelred II (840–844)
- Wessex
-
Frankish Empire
- Fraternal war and division of the empire (cf. inner dynastic battles of the Carolingians 830–842 ) (840–843)
-
West Franconia
-
Maine
- Count : Gauzbert I. (839–849)
-
Toulouse county
- Count : Bernhard of Septimania (835–844)
-
Maine
- Eastern Franconia
-
Italy
-
Papal States
- Pope : Gregory IV (827-844)
- Naples
- Salerno
-
Venice
- Doge of Venice : Pietro Tradonico (836–864)
-
Papal States
-
Moravian Empire
- Prince: Mojmir I. (833–846)
-
Spain
-
Asturias
- King : Alfonso II (791–842)
- King: Ramiro I (842–850)
-
Barcelona county
- Count : Bernhard of Septimania (835–844)
-
Emirate of Cordoba
- Emir: Abd ar-Rahman II (822-852)
-
Navarre
- King : Íñigo Arista (824–852)
- King: García Íñiguez (842-882)
-
Asturias
-
Wales
-
Gwynedd
- Prince : Merfyn Frych (825–844)
-
Powys
- Prince: Cyngen ap Cadell (808–854)
-
Gwynedd