Investiture Controversy in the Holy Roman Empire (1075–1122)

1. Dictatus papae articulates papal supremacy claims

   Jan 1, 1075Labels: Dictatus papae, Pope Gregory

   • Dictatus papae
   • Synod Worms

2. Synod of Worms rejects Gregory VII

   Jan 24, 1076Labels: Synod of, King Henry

   • Britannica
   • Synod Worms

3. Gregory VII excommunicates and deposes Henry IV

   Feb 22, 1076Labels: Pope Gregory, Henry IV

   • Britannica
   • Gregory VII

4. German princes issue ultimatum at Trebur

   Oct 1, 1076Labels: Trebur assembly, German princes

   • Elster Battle
   • Britannica

5. Henry IV performs penance at Canossa

   Jan 28, 1077Labels: Canossa, Henry IV

   • Britannica
   • Rudolf Bio

6. Rudolf of Rheinfelden elected anti-king

   Mar 15, 1077Labels: Rudolf of, Anti-king

   • Rudolf Bio
   • Elster Battle

7. Synod of Brixen elects Antipope Clement III

   Jun 25, 1080Labels: Synod of, Antipope Clement

   • Britannica
   • Clement III

8. Battle on the Elster mortally wounds Rudolf

   Oct 14, 1080Labels: Battle on, Rudolf of

   • Elster Battle
   • Rudolf Bio

9. Clement III crowns Henry IV emperor in Rome

   Mar 31, 1084Labels: Clement III, Henry IV

   • Britannica
   • Clement III

10. Henry V’s conflict with Paschal II peaks in 1111

    Jan 1, 1111Labels: Henry V, Pope Paschal

    • Britannica
    • Gelasius II

11. Callixtus II elected amid ongoing schism pressures

    Feb 2, 1119Labels: Callixtus II, Cluny election

    • Britannica
    • 1119 Election

12. Concordat of Worms settles investiture procedures

    Sep 23, 1122Labels: Concordat of, Henry V

    • Britannica
    • Concordat

13. First Lateran Council ratifies Worms agreement

    Mar 18, 1123Labels: First Lateran, Concordat of

    • Britannica
    • Schaff