451 ⟶ Council of Chalcedon Defines Christological Doctrine
Council of Chalcedon, the fourth ecumenical council which ta...Year
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✝️ Marcion of Sinope's Birth
Marcion of Sinope, Greek theologian and founder of Marcionism (d. 160)⟶

ChristianityHeresyTheologyReligious HistoryRoman EmpireAncient World


⛪ First Council of Nicaea Convened by Constantine
Constantine the Great calls the First Council of Nicaea to pacify Christianity in the grip of the Arian controversy.⟶

ChristianityConstantine the GreatTheologyChurch HistoryRoman EmpireEcumenical CouncilReligious Doctrine

⛪ First Council of Constantinople: Trinity Doctrine Confirmed
First Council of Constantinople reaffirms the Christian doctrine of the Trinity by adding to the creed of Nicaea.⟶

ChristianityCouncilByzantine EmpireTheologyReligious HistoryEarly Church



🙏 Council of Ephesus Defines Theotokos Doctrine
First Council of Ephesus, the third ecumenical council which upholds the title Theotokos or "mother of God", for Mary, the mother of Jesus Christ.⟶

ChristianityEcumenical CouncilEarly ChurchTheologyEphesusByzantine EmpireReligious Doctrine


⛪ Council of Chalcedon Defines Christological Doctrine
Council of Chalcedon, the fourth ecumenical council which taught of Jesus Christ as one divine person in two natures.⟶

ChristianityEcumenical CouncilByzantine EmpireTheologyHeresyChurch HistoryRoman Empire



⛪ Second Council of Constantinople Condemns the Three Chapters

ChristianityByzantine EmpireEcumenical CouncilTheologyChurch HistoryEastern Orthodox Church
