Constance
Council of Constance
Lyons
Second Council of Lyons
Council of Basel-Ferrara-Florence
Vienne
Vatican I
First Vatican Council
Fourth Lateran Council
Second Vatican Council
Vatican II
Council of Vienne
Council of Trent
Eastern Church
Byzantine Church
Lateran Council
Rome
Mass
Curia
Gregory
Inquisition
Old Catholic Church
Gregory XII
Pope Gregory XII
Angelo Correr
Bishop of Rome
Martin V
pontiff
Catholicism
Vicar of Christ
Camillian
Oddone Colonna
pontificate
Great Schism
Holy Father
First Council of Lyons
Catholic Pope
Western Schism
Catholicity
Roman Catholic Pope
Pope Martin V
papacy
pope
Nicaea
Constantinople
First Council of Nicaea
Protestantism
First Council of Constantinople
Melkitism
papistry
Doctor of the Church
Doctor
Gallicanism
church roll
manual
Fifth Crusade
resourcement
Alessandro Farnese
Paul III
Carthusian order
Pope Paul III
order
Catholic school
Fifth Lateran Council
Vatican Council
ecumenical movement
Congregation of the Inquisition
Roman Inquisition
papism
Christian Scientist
grail
First Lateran Council
Second Lateran Council
Ignatius of Loyola
Old Catholic
Loyola
Saint Ignatius of Loyola
St. Ignatius of Loyola
Dominican order
Eastern Catholicism
free spirit
Pietism
Augsburg Confession
Roman Catholicism