Gregory of Tours, St. c538-94. French bishop. Wrote History of the Franks.

Gregory I, St. Benedictine Pope 590-604. Developed Plainsong, Gregorian chant. Sent Augustine to Canterbury.

Gregory VII (Hildebrand), St. 1020-85. Pope 1073-. Condemned lay investiture 1075. Henry IV appoints Anti-Pope Clement III, attacked Rome, 1081-3.

Gregory IX. -1241. Pope 1227-. Organized Inquisition 1231.

Gregory XI. 1329-78. Pope 1370-. Moved Papacy back to Rome from Avignon.

Gregory XIII. 1502-85. Pope 1572-. Gregorian calendar.

Gregory of Nyssa, St. 335-95. Father of Greek church.

Henry IV. 1050-1106. Holy Roman Emperor, 1056-. Civil War. Struggles with Gregory VII led to excommunication. Worms Synod. Clement III.

Inquisition. Group of tribunals dedicated to routing out heresy. Papal. 1231-18C. Formalized by Gregory IX. Torture to obtain confession authorized by Innocent IV 1252. Roman. 1542-1908. RC church vs Protestantism. Galileo. Spanish. 1478-1834. Formed by Isabella and Ferdinand to persecute Jews and Moslems. Torquemada. Auto-da-fé.

Investiture Controversy. 1075-1122. Gregory VII abolished Holy Roman Emperor’s power to invest bishops. Led to war with Henry IV. Concordat of Worms.

Julian Calendar. 45BC-1582. Julius Caesar’s 90 day correction to calendar. Changed to 365.25 day year. Corrected by Gregory. Christian Era.

LeBougre, Robert. First Inquisitor of HRE, appointed by Gregory IX 1231.

Worms, Synod. 1076. Called by Holy Roman Emperor Henry IV to depose Pope Gregory VII. 1122 Concordat of Worms.

Berengar of Tours. c999-1088. Questioned transubstantiation 1044.

Cook, Thomas. 1808-92. English. First modern conducted tours, 1841.

Martin, St. c316-97. Bishop of Tours. Introduced monasticism to France. French patron saint.

Tours, Battle. 732. = Poitiers.

Tours, Truce. 1444-49. Break in Hundred Years War.