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| Стефан IV (or V) (Pope from June 816 to January 817. Immediately after his consecration he ordered the Romans to swear fidelity to the Carolingian emperor Louis I the Pious; V) | |||
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| Стефан IV (or V) (Pope from June 816 to January 817. Immediately after his consecration he ordered the Romans to swear fidelity to the Carolingian emperor Louis I the Pious; V) | |||
