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1274
Anno Domini

Ecumenical Council

Council of Lyon II

May-July 1274 Lyon, France Convoked by: Pope Gregory X 500 bishops 31 canons
Ecumenical Council — Universally Recognised
31Canons
Section I

The Crisis that summoned Council of Lyon II

The apologetic argument: Achieved a temporary reunion with the Eastern Church. The Greek delegation accepted the Filioque, papal primacy, and the seven sacraments. Also defined that the Holy Spirit proceeds from the Father and the Son (Filioque). The union collapsed within a decade due to Eastern resistance.
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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