AD 1431–1445
Council of Basel–Ferrara–Florence
Conciliarism, and a final attempt at union with the East as Constantinople faced Ottoman conquest.
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- Location
- Basel, then Ferrara and Florence
- Leaders
- Pope Eugene IV; Emperor John VIII Palaiologos; Bessarion and Mark of Ephesus for the Greeks
- Issues discussed
- The Filioque, purgatory, papal primacy and the Eucharistic bread
- Decisions made
- The decree Laetentur Caeli proclaimed union with the Greeks in 1439
- Further unions were agreed with Armenians and Copts
- Historical impact
- The union was rejected by most of the Byzantine clergy and people and lapsed after 1453; its texts remain central to Catholic–Orthodox dialogue.
- Original documents
Sources and References
- Acts of Ferrara–Florencepapalencyclicals.net