High Point of the Investiture Controversy

Timeline

1. 1111Italian Peninsula · ItalySince Gregory VII's reforms of 1075, the pope insisted that bishops be elected by the church and that the emperor not confer investiture; Henry V inherited his father Henry IV's imperial stance, and the conflict erupted again in 1111.
2. 1111Rome · LazioAfter negotiations in Rome broke down in 1111, the pope was detained and forced to sign terms favorable to imperial power; the church strongly protested, and the pope promptly declared the treaty void, bringing the dispute to its highest point in decades.