Charles I.
CHARLEMAGNE
Seven electors chose the Holy Roman Emperor.
Charlemagne
Otto I was the first holy Roman emperor.
He was crowned an Emperor, the first emperor of the Holy Roman Empire in 800.
Charlemagne
He was the first emperor of the Holy Roman Empire. He temporarily united Europe.
The founder of the Holy Roman Empire was Charles the First (Charlemagne) who ruled from 800 to 814 AD
hOly Roman Emperor was a title, not a nickname.
well, the first Holy Roman Emperor (Otto I) was crowned in 962AD, and the last (Francis II) abdicated and dissolved the Empire in 1806. That is, 844 years
It was the Holy Roman Emperor Charles V
crowned holy roman emperor