Ecumenical Councils
From The Catholic Guide
- First Council of Nicaea
- First Council of Constantinople
- Council of Ephesus
- Council of Chalcedon
- Second Council of Constantinople
- Third Council of Constantinople
- Second Council of Nicaea
- Fourth Council of Constantinople
- First Lateran Council
- Second Lateran Council
- Third Lateran Council
- Fourth Lateran Council
- First Council of Lyons
- Second Council of Lyons
- Council of Vienne
- Council of Constance
- Council of Florence
- Fifth Lateran Council
- Council of Trent
- First Vatican Council
- Second Vatican Council
