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