The Seven Ecumenical Councils in Asia minor

The seven ecumenical church consils were all held in Turkey. The chart below provides general information on these seven concils. All dates are AD.

I. ECUMENICAL COUNCIL
Date / Location :325 / Nicea in the Emperor’s summer palace
Participants :Convened by Constantine with over 300 bishops present
Heresy :Arianism
Outcome :Creed adopted stating that Jesus was “true God from true God, begotten not made of the same substance with the Father through whom all things were made

II. ECUMENICAL COUNCIL
Date / Location :381 / Constantinople in the Hagie Irene Church
Participants :Convened by Emperor Theodisius with 150 eastern bishop present including Gregory of Nazianus, Gregory of Nyssa, and Cyril of Jerusalem
Heresy :Arianism and Apollinarianism
Outcome :Teaching of Arius and Apollinarius denounced; refined the Nicene Creed by making 10 additions to the next and affirmed the deity of the Holly Spirit

III. ECUMENICAL COUNCIL
Date / Location :431 / Ephesus in Church of Mary
Participants :Convened by Emperor Theodisius II with over 200 bishop present
Heresy :Nestorianism and Pelagianism
Outcome :Teaching of Nestorius denounced Mary called “Theotokos” ( God-bearer) and Pelagius condemned for his view of original sin.

IV. ECUMENICAL COUNCIL
Date / Location :451 / Chalcedon in St.Euphemia Church
Participants :Convened by Emperor Marcian with about 370 bishop present
Heresy :Eutychianism
Outcome :Eutyches’teaching denounced and a brief definition of faith declaring that Christ’s two natures were “unmixed,unchanged,undivided, and inseparable

V. ECUMENICAL COUNCIL
Date / Location :553 / Constantinople in Hagia Sophia Church
Participants :Convened by Emperor Justinian I with about 152 mostly Eastern bishop present
Heresy :Monophysitism
Outcome :Affirmed that Christ had both a human nature and a divine nature

VI. ECUMENICAL COUNCIL
Date / Location :680 / Constantinople in Hagia Sophia Church
Participants :Convened by Emperor Constantine IV with 170 bishop present
Heresy :Monothelitism
Outcome :Affirmed that Christ had both a divine and human will ; condemned Pope Honorius for supporting Monothelitism

VII. ECUMENICAL COUNCIL
Date / Location :787 / Nicea in Hagia Sophia Church there
Participants :Convened by Emperor Constantine VI and his mother Irene with 367 bishop present
Heresy :Iconaclasm
Outcome :Veneration of icons and statutes declared legitimate; these were restored to the churches

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