Proper noun
East Francia
(historical) A successor state of Charlemagne's empire ruled by the Carolingian dynasty until 911 CE.
In 936, Otto I was crowned king of East Francia in the collegiate church built by Charlemagne. Source: Internet
The outcome of this feud meant the loss of power for the Babenbergs, but indirectly resulted in the Conradines winning the crown of East Francia. Source: Internet