Communion of Saints

Ecumenical Councils

Nicaea I (325)	Lateran IV (1215)
Constantinople I (381)	Lyons I (1245)
Ephesus (431)	Lyons II (1274)
Chalcedon (451)	Vienne (1311-1312)
Constantinople II (553)	Constance (1414-1418)
Constantinople III (680-681)	Basle (Ferrara, Florence) (1431-1445)
Nicaea II (787)	Lateran V (1512-1517)
Constantinople IV (869-870)	Trent (1545-1563)
Lateran I (1123)	Vatican I (1870-1908)
Lateran II (1139)	Vatican II (1962-1965)
Lateran III (1179)	Ecumenical Councils in General

Nicaea I (325)

The First Council of Nicaea (Catholic Encyclopedia)
The Council of Nicaea 325 AD WAS a Catholic Council (by Sean Hyland)

Constantinople I (381)

First Council of Constantinople (Catholic Encyclopedia)

Ephesus (431)

Council of Ephesus (Catholic Encyclopedia)

Chalcedon (451)

Council of Chalcedon (Catholic Encyclopedia)

Constantinople II (553)

Second Council of Constantinople (Catholic Encyclopedia)

Constantinople III (680-681)

Third Council of Constantinople (Catholic Encyclopedia)

Nicaea II (787)

The Second Council of Nicaea (Catholic Encyclopedia)

Constantinople IV (869-870)

Fourth Council of Constantinople (Catholic Encyclopedia)

Lateran I (1123)

First Lateran Council (1123) (Catholic Encyclopedia)

Lateran II (1139)

Second Lateran Council (1139) (Catholic Encyclopedia)

Lateran III (1179)

Third Lateran Council (1179) (Catholic Encyclopedia)

Lateran IV (1215)

Fourth Lateran Council (1215) (Catholic Encyclopedia)

Lyons I (1245)

First Council of Lyons (1245) (Catholic Encyclopedia)

Lyons II (1274)

Second Council of Lyons (1274) (Catholic Encyclopedia)

Vienne (1311-1312)

Council of Vienne (1311-12) (Catholic Encyclopedia)

Constance (1414-1418)

Council of Constance (Catholic Encyclopedia)

Basle (Ferrara, Florence) (1431)

Council of Basle (Catholic Encyclopedia)
Ferrara (Catholic Encyclopedia)
The Council of Florence (Catholic Encyclopedia)

Lateran V (1512-1517)

Fifth Lateran Council (1512-17) (Catholic Encyclopedia)

Trent (1545-1563)

Council of Trent (Catholic Encyclopedia)
The Canons and Decrees of the Sacred and Oecumenical Council of Trent (Ed. and Trans. by J. Waterworth)

Vatican I (1870-1908)

Vatican Council (Catholic Encyclopedia)
Also see Bishop Strossmayer & Vatican I on Communion of Saints

Vatican II (1962-1965)

Will the Real Vatican II Please Stand Up? (by Fr. Peter M. J. Stravinskas)

Ecumenical Councils in General

General Councils (Catholic Encyclopedia)
The 21 Ecumenical Councils (Catholic Encyclopedia)

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