![Leo III (750-816). Italian Pope of the Roman Catholic Church. Colored engraving. 19th century Stock Photo - Alamy Leo III (750-816). Italian Pope of the Roman Catholic Church. Colored engraving. 19th century Stock Photo - Alamy](https://c8.alamy.com/comp/P7AY7K/leo-iii-750-816-italian-pope-of-the-roman-catholic-church-colored-engraving-19th-century-P7AY7K.jpg)
Leo III (750-816). Italian Pope of the Roman Catholic Church. Colored engraving. 19th century Stock Photo - Alamy
![Zsuzsanna on Twitter: "Coronation of Charlemagne by Pope Leo III on Christmas Day in St. Peter's Basilica in Rome, 800 A. D. The Holy Roman Empire was born. https://t.co/dJuXrqiDMN" / Twitter Zsuzsanna on Twitter: "Coronation of Charlemagne by Pope Leo III on Christmas Day in St. Peter's Basilica in Rome, 800 A. D. The Holy Roman Empire was born. https://t.co/dJuXrqiDMN" / Twitter](https://pbs.twimg.com/media/C0iUhH1XEAAS-2F.jpg)
Zsuzsanna on Twitter: "Coronation of Charlemagne by Pope Leo III on Christmas Day in St. Peter's Basilica in Rome, 800 A. D. The Holy Roman Empire was born. https://t.co/dJuXrqiDMN" / Twitter
![Roman Triclinium mosaic, St. Peter giving a pallium to Pope Leo III and the banner of Rome to Charlemagne, Charles the Great Stock Photo - Alamy Roman Triclinium mosaic, St. Peter giving a pallium to Pope Leo III and the banner of Rome to Charlemagne, Charles the Great Stock Photo - Alamy](https://c8.alamy.com/comp/E1B3MB/roman-triclinium-mosaic-st-peter-giving-a-pallium-to-pope-leo-iii-E1B3MB.jpg)
Roman Triclinium mosaic, St. Peter giving a pallium to Pope Leo III and the banner of Rome to Charlemagne, Charles the Great Stock Photo - Alamy
![Oath of Pope Leo III. Stanza del Incendio di Borgo, 1514 by Raphael Sanzio: History, Analysis & Facts | Arthive Oath of Pope Leo III. Stanza del Incendio di Borgo, 1514 by Raphael Sanzio: History, Analysis & Facts | Arthive](https://arthive.net/res/media/img/oy800/work/3b5/370153@2x.jpg)
Oath of Pope Leo III. Stanza del Incendio di Borgo, 1514 by Raphael Sanzio: History, Analysis & Facts | Arthive
![Charlemagne is crowned Emperor at Rome by pope Leo III (whom he had restored to the Papal throne), Stock Photo, Picture And Rights Managed Image. Pic. MEV-10053253 | agefotostock Charlemagne is crowned Emperor at Rome by pope Leo III (whom he had restored to the Papal throne), Stock Photo, Picture And Rights Managed Image. Pic. MEV-10053253 | agefotostock](https://previews.agefotostock.com/previewimage/medibigoff/1e2eae1f1d5ee841734ef76ce413e271/mev-10053253.jpg)