Constantinople | Patriarch | Photios I of Constantinople | Latin Patriarch of Jerusalem | patriarch | Fall of Constantinople | Greek Orthodox Patriarch of Jerusalem | Ecumenical Patriarch of Constantinople | Third Council of Constantinople | Patriarch of Alexandria | Patriarch Nikon | Patriarch Germanus I of Constantinople | Patriarch Filaret | Fourth Council of Constantinople | Patriarch Polyeuctus of Constantinople | Patriarch Evtimiy Square | Mese (Constantinople) | Great Palace of Constantinople | Synod of Constantinople | Presiding Patriarch | Patriarch of Georgia | Patriarch of Antioch | Patriarch Manuel I of Constantinople | Patriarch Jeremias II of Constantinople | Patriarch Ignatius of Constantinople | Patriarch Heraclius of Jerusalem | Patriarch Germanus V of Constantinople | Nikephoros I of Constantinople | Latin Patriarch of Constantinople | Stephen I of Constantinople |
Shortly after Formosus' election, he was asked to intervene in Constantinople, where the Patriarch Photius had been ejected and Stephen, the son of Emperor Basil I, had taken the office.