This was the investiture controversy. The pope wanted to stop the emperor ordaining (investing) clergymen to high positions in the German church because he thought that only the pope, as a prelate had the right to do this. The emperor was opposed to this.
Otto I was the first holy Roman emperor.
Seven electors chose the Holy Roman Emperor.
hOly Roman Emperor was a title, not a nickname.
the Holy Roman Emperor
Emperor Francis I.
He was given the title of Holy Roman Emperor.
Otto I was the first holy Roman emperor.
Charles VII became the holy Roman Emperor in 1519.
When Otto I freed the Pope from the control of the Romans, he was named Holy Roman Emperor.
The Roman emperor had to answer to the pope.
Seven electors chose the Holy Roman Emperor.
Otto I the Great, Holy Roman Emperor (lived 912-973, reigned 936-973). The Holy Roman Emperor was ruler of the Holy Roman Empire, a predecessor of numerous countries mainly in central Europe.
Holy Roman Emperor and ruled alot of other places.
hOly Roman Emperor was a title, not a nickname.
the Holy Roman Emperor
Charlemagne
the pope and the emperor disagreed on who controlled a certain part of Rome, so the pope eventually banished the emperor from the church.