Religion Bulletin: Pope Leo III crowns Charlemagne as Holy Roman Emperor
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Only History Buffs Will Know the Fact from Fiction in these Unbelievable Stories
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The First Pope of the Catholic Church | Who Was the First Pope? - Video & Lesson Transcript | Study.com
Final Resurrection of the Holy Roman Empire Is Here | theTrumpet.com
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Charlemagne and the Holy Roman Empire - mrdowling.com
Charlemagne Crowned as Holy Roman Emperor
Nicholas V Elected as Pope in Rome | History Today
