Gerbert
Sylvester II
Pope Sylvester II
Gioacchino Pecci
Giovanni Vincenzo Pecci
Leo XIII
Pope Leo XIII
Bruno of Toul
Pope Leo IX
Bruno
Leo IX
Otho
Urban II
Pope Urban II
Odo of Lagery
Otho of Lagery
Odo
Lotario di Segni
Pope Innocent III
Innocent III
Hildebrand
Pope Gregory VII
Gregory
Gregory VII
Pope Clement XI
Giovanni Francesco Albani
Clement XI
Pope Nicholas V
Nicholas V
Tomasso Parentucelli
papacy
Angelo Guiseppe Roncalli
Pope Leo III
Pope John XXIII
John XXIII
Leo III
Louis d'Outremer
Louis IV of France
Louis IV
Lefebvrian
Ugo Buoncompagni
Gregory XIII
Pope Gregory XIII
Pope Benedict XV
pornocracy
Anselm
Anselm of Canterbury
St. Anselm
Benedict XV
Giacomo della Chiesa
Saint Anselm
Constantinople
Fourth Council of Constantinople
abbe
Pope Paul VI
Paul VI
Giovanni Battista Montini
Pope John Paul II
Karol Wojtyla
popism
Oddone Colonna
John Paul II
Pope Martin V
Gelasian
Martin V
Pius II
Enea Silvio Piccolomini
Pope Clement III
Pope Pius II
Clement III
ultramontane
Aeneas Silvius
Guibert of Ravenna
Condorcet
Marquis de Condorcet
Pope Urban V
Averroes
Abul-Walid Mohammed ibn-Ahmad Ibn-Mohammed ibn-Roshd
cardinal
Marie Jean Antoine Nicolas Caritat
ibn-Roshd
Guillaume de Grimoard
Urban V
Vatican
Papal States
popehood
Henry IV of France
Pope John Paul I
Antonio Pignatelli
Pope Innocent XII
Henry IV
Henry the Great
Henry of Navarre
Innocent XII
First Vatican Council
John Paul I
Vatican I
Albino Luciano
antipapal