Synod of Worms Jan 24 Synod of Worms: German King Henry IV fires Pope Gregory VII Holy Roman Emperor Henry IV Feb 14 Pope Gregory VII excommunicates Holy Roman Emperor Henry IV (for the 1st time) 1075 Historical Events by Year 1077 Medieval Popes Gregory I Gregory XIII Julius II Julius III Leo X Pius V
Gregory I
Gregory XIII
Julius II
Julius III
Leo X
Pius V