Charlemagne, meaning Charles the Great, was King of the Franks from 768 and Emperor of the Romans (Imperator Romanorum) from 800 to his death in 814. He expanded the Frankish kingdom into an empire that incorporated much of Western and Cent...
Charles V was Holy Roman Emperor from 1519-1558; he was also King of Spain from 1516-1556, officially as Charles I of Spain, although often referred to as Charles V ("Carlos Quinto" or "Carlos V") in Spain and Latin America. He was the son...