There have been a number of councils held at Troyes: Council of 867 The council was held on orders of Pope Nicholas I, to deal with Hincmar of Reims and his quarrels. The decrees were signed on 2 November 867. The Council ruled that no bishop could be deposed from his See without the consent of the Pope. Bishops present Hincmar, Archbishop of Reims Herard, Bishop of Tours Wenilo, Bishop of Rouen Frotarius, Bishop of Bordeaux Hegilo, Bishop of Sens irizarri, Bishop of Bourges Rothadus, Bishop of Soissons Actardus, Bishop of Nantes Hildegarius, Bishop of Meaux Aeneas, Bishop of Paris Hincmar, Bishop of Laon Gislibertus, Bishop of Chartres Ercanraus, Bishop of Châlons-sur-Marne Ercambertus, Bishop of Bayeux Odo, Bishop of Folcricus, Bishop of St.-Paul-trois-Châteaux Livido, Bishop of Autun Ioannes, Bishop of Cambrai Hilduinus, Bishop of Évreux Abbo, Bishop of Nevers Council of 878 (Second Council of Troyes) 878 Second Council of Troyes Pope John VIII proclaimed that no bishop could be deposed without reference to the Holy See Bishops present John, Bishop of Rome Walbertus, Bishop of Porto Petrus, Bishop of Forum Sempronii (Fossombrone) Pascasius, Bishop Hincmar, Archbishop of Reims Ansegisus, Archbishop of Sens Aurelianus, Archbishop of Lyon Sigebodus, Archbishop of Narbonne Rostagnus, Archbishop of Arles Adalardus, Archbishop of Tours Teudericus Archbishop of Besançon Ottramnus, Archbishop of Vienne Isaac, Bishop of Langres Gerboldus, Bishop of Châlons-sur-Saône Agilmarus, Bishop of Clermont (Arvernensis) Bernerus, Bishop of Grenoble Abbo, Bishop of Nevers Ottulfus, Bishop of Tréguier Gislebertus, Bishop of Chartres Walefridus, Bishop of Uzés Hildebaldus, Bishop of Soissons Teutherus, Bishop of Gerona Ingelwinus, Bishop of Paris Edenulfus, Bishop of Laon Adebertus, Bishop of Senlis Berno, Bishop of Chalons Maricus, Bishop of Béziers Ecfridus, Bishop of Poitiers Abbo, Bishop of Maguelonne Frodoinus, Bishop of Barcelona Arnaldus, Bishop of Toul Council of 1078 Summoned By Archbishop Hugues de Die and the Abbot of Cluny. Council of 1104 Convened by Cardinal Richard, Bishop of Albano, Papal Legate Council of 1107 Convened on 23 May 1107 by Pope Paschal II personally. Rothard, Bishop of Mainz, was suspended from office because he had dared to reconcile a schismatic bishop, Udo of Hildesheim, to the Church. Bishops attending No complete list survives. Some bishops who probably attended can be discovered in surviving documents: Pope Paschal II Cardinal Richard, Bishop of Albano Aldo, Bishop of Piacenza Odo, Bishop of Cambrai Leodegarus, Bishop of Bourges Girard, Bishop of Angoulême ldebertus, Bishop of