article: Charlemagne
links: Carolingian dynasty Western Europe Holy Roman Empire Aachen Roman Empire River Rhine Major depressive disorder Rome Papacy Pepin the Hunchback Carloman I King of the Franks Saxony Saxons Franks King of Italy Byzantine Lombards Pepin the Short Constantinople Pope Leo III Roman Catholic Desiderius Gaul Louis the Pious Augustus Carolingian Empire Germanic peoples Francia Holy Roman Emperor Charles the Younger Aachen Cathedral