Fraticelli, in Languedoc, 45, 214 in Germany, 48-9
Frederick I, Barbarossa, Emperor, relations of Church and State under, 2 his treatment of heretics, 133, 150, 157
Frederick II, Emperor, and Averrhoïsts, 62 and _The Three Impostors,_ 72 his _Constitutions_ against heresy, 149-56, 166, 169, 220 question of his responsibility for the stake, 151-2 orders destruction of heretics' houses, 218
Geoffrey d'Ablis, inquisitor in Languedoc, 202
Gerard of Abbeville, opponent of Mendicants in University of Paris, 65
Germany, Catharism in, 22 Flagellants in, 51-3 Illuminism in, 47 Inquisition in, 50, 151, 157, 165-166, 218
Gerson, Jean, moderate reformer, 11, 234 on Averrhoës, 72 on General Councils, 96-8, 102
Ghazali, or Algazel, opponent of Arabian Aristotelianism, 60
Gherardo da Borgo San Donnino, reputed author of _The Everlasting Gospel_, 36
Grace, time of, in inquisitorial practice, 191
Gratian, on witchcraft, 112 on death penalty for heretics, 131 on torture, 201
Gregory VII, Pope, and heretics of Cambrai, 130
Gregory IX, Pope, on teachings of Aristotle, 63 and Frederick II, 72 and the Mendicant orders, 39, 145-9 and Conrad of Marburg, 146 attitude of, to episcopal jurisdiction over heresy, 130, 148-9 question of his responsibility for the stake, 152-5, 220 otherwise mentioned, 162, 166, 169, 173
Gregory XI, Pope, 50, 109, 118 _n._, 166, 170
Grosseteste, Bishop of Lincoln, 8, 9, 35, 63
Gui, Bernard, inquisitor in Languedoc, 184, 202 his resentment against the _Clementines_, 161 on the ideal inquisitor, 179 classification of his sentences, 227 his _Practica_, 245 his _Sententiæ_, 245
Henry II of England, and Cathari, 132 and Assize of Clarendon, 132, 157
Heretic, definition of, 123, 183-5 compared to coiner, 157-8 compared to traitor, 211, 214, 223
Hohenstaufen, fall of the house of, 77, 79, 168
Holy Ghost, predicted advent of, 37, 40 supposed incarnations of, 66, 232
Holy Roman Empire, conceptions of, 1-3, 78
Hungary, Catharism in, 22 Flagellants in, 51 Inquisition in, 174
Hus, John, expounds doctrines of Wycliffe, 94-6 summoned to Bologna, 95 his doctrine of Predestination, 96 at Constance, 98-103 otherwise mentioned, 11, 12, 175, 234, 243, 244
Immaculate Conception, dogma of the, 86, 233
_Impenitent_ heretic, treatment of the, 219-21, 224