The Holy Roman Emperor who walked to Canossa.
Son of Alfred the Great, brother to Æthelflæd, Lady of Mercia and father to Æthelstan, king of England.
Son of Louis the German, Holy Roman Emperor.
Grandson of Charlemagne, king of West Francia. Spent most of his time fighting his relatives and the Vikings.
The younger daughter of Alfred the Great who became countess of Flanders.
The son of Rurik and Olga, prince of Kiev.