The Coronation of Charlemagne
The coronation of Charlemagne occurred on December 25, 800, at St. Peter's Basilica in Rome, where Pope Leo III crowned him as the Roman Emperor. This event marked the re-establishment of the concept of an empire in Western Europe and signaled the beginning of a new political order in the Christian world.
Initially, the Byzantine Empire exhibited tension towards Charlemagne's coronation. Viewing themselves as the legitimate successors of the Roman Empire, the Byzantines continued to use the title of Roman Emperor even after the fall of the Western Roman Empire. Charlemagne's ascension to emperor was potentially seen by the Byzantine Empire as a challenge to their claim to the Roman imperial title.
However, the tensions between Charlemagne and the Byzantine Empire gradually eased over time.
The coronation of Charlemagne and his ensuing relations with the Byzantine Empire played a significant role in shaping the political structure of medieval Europe. These events influenced subsequent political, religious, and cultural developments across Europe. Charlemagne's coronation symbolized political unity in Western Europe and heralded the start of a new era in the Christian world.