6,138
edits
Changes
→Byzantine era (451-843)
*826 St. [[Ansgar]] arrives in Denmark and begins preaching; King Harald Klak of Denmark converts to Christianity.
*828 Death of St. [[Nicephorus I of Constantinople|Nicephorus the Confessor]], patriarch of Constantinople.
*ca. 829-842 Icon of the [[Panagia Portaitissa|Virgin Mary-Portaitissa]] appears on [[Mount Athos]] near [[Iviron Monastery]].
*836 Death of St. [[Theodore the Studite]].
*838 Caliph al-Mu'tasim captures and destroys Ammoria in Anatolia.