Seeking the powerful support of the Franks, Pope Leo III crowned their king, Charlemagne, Emperor of the West on Christmas Day in 800.
Charlemagne was crowned to seek the support of the Goths.
mnli hypothesis: Charlemagne was crowned to seek the support of the Goths. premise: Seeking the powerful support of the Franks, Pope Leo III crowned their king, Charlemagne, Emperor of the West on Christmas Day in 800.