Papal claims, the Lord’s Supper, and the First Crusade

Donizo, a monk of Canossa, about 1115. Matilda and Abbot Hugh of Cluny plead for the king.
The reform of popes and clergy
Oaths, heresies, and the Lord’s Supper
Synods, a legation, and a crusading call.

The popes, kings, and writers who shaped the century
Conquest and survey beyond the church walls
What the Confessions teach about Christ, the Supper, and Baptism
Gregory VII claimed that the pope can depose emperors. Where does the Church’s power stop, according to the Confessions?