AD 1198–1216

Innocent III

The most powerful medieval pope; the sack of Constantinople during his pontificate deepened the East–West breach, and John Paul II expressed sorrow for it in 2001.

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Years served
AD 1198–1216
Biography
A trained canon lawyer elected at thirty-seven, Innocent approved the Franciscans and Dominicans, convoked Lateran IV and intervened in the politics of most European kingdoms.
Historical context
The medieval papacy reached the height of its political influence.
Major events
  • Fourth Lateran Council (1215)
  • The Fourth Crusade, which sacked Constantinople in 1204 against his orders
  • The Albigensian Crusade
Historical significance
The most powerful medieval pope; the sack of Constantinople during his pontificate deepened the East–West breach, and John Paul II expressed sorrow for it in 2001.

Sources and References