Pepin III, known as Pepin the Short, was king of the Franks from 751 to 768. His alliance with the papacy legitimised the Carolingian dynasty, defeated Lombard power in Italy, and laid foundations for the Papal States.
King of the Franks (c. 714-768)
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Pepin III, known as Pepin the Short, was king of the Franks from 751 to 768. His alliance with the papacy legitimised the Carolingian dynasty, defeated Lombard power in Italy, and laid foundations for the Papal States.
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Pepin inherited real power as a Carolingian mayor of the palace while the Merovingian kings retained royal title.
Pepin deposed the last Merovingian king and became king of the Franks with papal approval.
Pepin campaigned in Italy against the Lombards and donated conquered lands to the papacy.
Pepin died in 768, leaving the Frankish kingdom to Charlemagne and Carloman and setting the stage for imperial coronation in 800.
Follow Pepin from mayor of the palace to the alliance that remade Frankish and papal power.
Pepin III was born into the Carolingian family that had become the dominant power behind the Merovingian throne. His father, Charles Martel, had ruled as mayor of the palace, a role that had grown from court office into practical command of armies, patronage, and territory. Pepin inherited this power with his brother Carloman. The question was whether a family that already governed could openly claim kingship.
In 751 Pepin removed Childeric III, the last Merovingian king, and took the Frankish crown. The change needed more than force, because kingship carried sacred and traditional weight. Papal approval helped solve the problem. By endorsing the ruler who actually governed, the papacy gave Pepin a new kind of legitimacy, while Pepin offered the pope a powerful protector against threats in Italy.
When Lombard pressure threatened Rome, the papacy turned to Pepin. He crossed the Alps, defeated the Lombards, and handed territories in central Italy to the pope. This Donation of Pepin helped create the territorial base later known as the Papal States. It changed the papacy from a spiritual authority with local influence into a landholding political power protected by Frankish arms.
Pepin died in 768, dividing his kingdom between his sons Charlemagne and Carloman. Carloman's death left Charlemagne as sole ruler, but the political structure he inherited owed much to Pepin: a legitimised Carolingian crown, a papal alliance, and a Frankish role as protector of Rome. When Pope Leo III crowned Charlemagne emperor in 800, the ceremony drew on a relationship Pepin had already made possible.
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This profile is written for educational use and connects to related Stories of History pages. The main portrait is an AI-assisted historical reconstruction, included as an illustrative aid rather than documentary evidence. Image policy
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