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787
Anno Domini

Ecumenical Council

Council of Nicaea II

September–October 787 Nicaea, Bithynia Convoked by: Empress Irene 350 bishops 22 canons
Ecumenical Council — Universally Recognised
22Canons
Section I

The Crisis that summoned Council of Nicaea II

The apologetic argument: Defined the veneration of sacred images (icons) as lawful and holy against Iconoclasm. Restored what Popes Gregory II and III had maintained throughout the iconoclast controversy despite imperial pressure. The council explicitly vindicated Rome's position.
The Ecumenical Councils

The Seven Ecumenical Councils

325
Council of Nicaea
ecumenical
325
Council of Nicaea I
ecumenical
343
Council of Sardica
regional
381
First Council of Constantinople
ecumenical
381
Council of Constantinople I
ecumenical
397
Council of Carthage (AD 397)
regional
431
Council of Ephesus
ecumenical
431
Council of Ephesus
ecumenical
451
Council of Chalcedon
ecumenical
451
Council of Chalcedon
ecumenical

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