Charlemagne and the Holy Roman Empire - mrdowling.com
Pope | Definition, Title, List of Popes, & Facts | Britannica
Is there a difference between the Roman Empire and the Holy Roman Empire? - Quora
History of the papacy - Wikipedia
The Pope can make empire titles, going to try to make the Pope Roman Emperor : r/CrusaderKings
Religion Bulletin: Pope Leo III crowns Charlemagne as Holy Roman Emperor
Nicholas V Elected as Pope in Rome | History Today
Papal primacy - Wikipedia
Final Resurrection of the Holy Roman Empire Is Here | theTrumpet.com
Charles I of Spain Becomes Holy Roman Emperor, 1519 – Landmark Events
Pope - Wikipedia
Henry V | Holy Roman emperor | Britannica
Pope's claim to temporal power based on 8th-c forgery | Concordat Watch - Concordat Strategy
Holy Roman Emperor Vs. Holy Roman Father—Henry IV Against The Popes | The Historian's Hut
Circa 670 AD, Pope and Saint Vitalianus, from 657- 672. | Pope, Holy roman empire, Pope benedict
Holy Roman Empire - Coronation of Charlemagne as emperor | Britannica
Pope Francis and the New Roman Empire | Time
Charlemagne - A New Emperor for the Romans - DOCUMENTARY - YouTube
Was the Holy Roman Emperor Charlemagne basically equal in power as the Pope? - Quora
Pope - Wikipedia
The Pope: History & Timeline | Study.com
