List of Heads of State 858

Overview
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Africa

• Aghlabids
  • Emir : Abu Ibrahim Ahmad (856–863)
• Idrisids in Morocco
  • Imam : Yahya I. ibn Muhammad (849-863)
• Rustamids
  • Imam : Aflah ibn 'Abd al-Wahhab (824-872)

Asia

• Bagan
  • King : Pyinbya (846–878)

• Champa
  • King : Indravarman II (854–898)

• China
  • Emperor : Tang Xuanzong (846-859)

• India
  • Eastern Chalukya
    • King : Vijayaditya III. (849-892)
  • Chola
    • King : Vijayalaya (848-881)
  • Pala
    • King : Narayanapala (854–908)
  • Pallava
    • King : Nirupathungan (850–882)
  • Pandya
    • King : Sirmara Srivallabha (830–862)
  • Pratihara
    • King : Samrat Mihir Bhoja Mahan (836-885)
  • Rashtrakuta
    • King : Amoghavarsha I (814–878)

• Japan
  • Emperor : Montoku (850–858)
  • Emperor: Seiwa (858–876)

• Khmer
  • King : Jayavarman III. (850–877)

• Korea
  • Balhae
    • King : Jangjong Hwa (832–858)
    • King: Sunjong Ahn (858–871)
  • Silla
    • King : Heonan (857–861)

• Caliphate of the Muslims
  • Caliph : al-Mutawakkil 'alā' llāh (847–861)

• Mataram
  • King : Kayuwangi (850–898)

• Nanzhao
  • King : Meng Quanfengyou (823–859)

• Tao-Klardschetien
  • Kuropalat : Bagrat I. (830–876)

Europe

• Bulgaria
  • Khan : Boris I (852-889)

• Byzantine Empire
  • Emperor : Michael III. (842–867)

• England ( heptarchy )
  • East Anglia
    • King : Edmund of East Anglia (855–869)
  • Mercia
    • King : Burgred (852–874)
  • Northumbria
    • King : Osberht (849–862)
  • Wessex
    • King : Æthelbald (855–860)

• West Franconia
  • Emperor : Charles the Bald (843–877)
  • Maine
    • Count : Rorgon II (849-865)
  • Toulouse county
    • Count : Raimund I. (852–863)

• Eastern Franconia
  • King : Ludwig the German (843–876)
  • Saxony
    • Duke : Liudolf (approx. 840–866)

• Italy
  • Papal States
    • Pope : Benedict III. (855-858)
    • Pope: Nicholas I (858–867)
  • Naples
    • Duke : Sergius I (840–864 / 865)
  • Salerno
    • Prince : Adhemar (853–861)
  • Tuscany
    • Duke : Adalbert I (846-884)
  • Venice
    • Doge of Venice : Pietro Tradonico (836–864)

• Lotharii Regnum
  • King : Lothar II (855–869)
  • King of Provence : Charles (855–863)

• Moravian Empire
  • Prince: Rastislav (846–870)

• Raszien
  • Großžupan : Vlastimir (825–860)

• Scotland
  • Kingdom of Scotland
    • King : Kenneth I (843-859)
  • Strathclyde
    • King : Artgal (approx. 840–872)

• Spain
  • Asturias
    • King : Ordoño I (850–866)
  • Barcelona county
    • Count : Odalric (852–858)
    • Count: Humfried von Gothien (858–864)
  • Emirate of Cordoba
    • Emir: Muhammad I (852-886)
  • Navarre
    • King : García Íñiguez (852–882)

• Wales
  • Gwynedd and Powys
    • Prince : Rhodri the Great (854–878)