Charlemagne with bishops, scholars and Frankish soldiers overlooking a Carolingian city at sunset.

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Charlemagne and the Carolingian Empire

Charlemagne turned Frankish kingship into an imperial project that medieval Europe never forgot.

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11 chapters · 20 min read

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Quick Answers

Why was Charlemagne important?

Charlemagne was important because he expanded Frankish power, deepened the alliance between kingship and the Latin Church, revived the imperial title in western Europe, and promoted reforms in law, administration, education and religious life.

At a glance

Pepin the Short replaced the Merovingian dynasty in 751 with papal support.
Charlemagne became king in 768 and sole ruler after his brother Carloman died in 771.
Pope Leo III crowned Charlemagne Emperor of the Romans in Rome on Christmas Day 800.
The Treaty of Verdun divided the Carolingian Empire in 843 but preserved Charlemagne's political legacy.

Common questions

Was Charlemagne the first Holy Roman Emperor?

Charlemagne was crowned Emperor of the Romans in 800, reviving a western imperial title. The later Holy Roman Empire developed from this tradition, though historians usually treat it as a later institutional formation.

What was the Carolingian Renaissance?

The Carolingian Renaissance was a programme of educational, religious and cultural renewal under Charlemagne and his successors. It promoted schools, clearer Latin, manuscript copying and a more disciplined learned Church.

Why did the Carolingian Empire divide?

The empire divided because Frankish inheritance traditions, elite rivalries and the difficulty of ruling such a large realm made unity fragile after Charlemagne. The Treaty of Verdun in 843 formalised that division among his grandsons.

Context

Introduction

Overview

Charlemagne inherited a powerful Frankish kingdom and made it the centre of a new western empire. Conquest and alliance with the Church extended his authority, while law, learning and local officials helped hold a vast realm together. The empire divided after his death, but his model of Christian kingship shaped medieval Europe for centuries.

What you'll learn: You'll see how Charlemagne inherited a new dynasty, expanded it into an empire, used reform to hold it together, and left a political memory powerful enough to shape medieval Europe long after the empire divided.

Key forces

Carolingian power rested on a new alliance between Frankish kings and the papacy.
Charlemagne expanded Frankish rule across much of western and central Europe.
The imperial coronation of 800 revived the idea of a western emperor in Christian form.
Carolingian reform and learning left a legacy that outlived the united empire.

Pepin the Short receiving sacred approval for the Carolingian monarchy.

751 CE

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The Rise of the Carolingians

The Carolingian Empire began before Charlemagne. It began when his father, Pepin the Short, turned real power into royal power.

For generations, the Merovingian kings had held the Frankish throne, but much of the practical authority had passed to powerful officials known as mayors of the palace. Pepin belonged to the family that controlled that office.

In 751, Pepin removed the last Merovingian king and had himself chosen as king of the Franks. He did not rely on force alone. He sought approval from the pope, who supported the idea that the man exercising power should also hold the royal title.

“Pepin's coup made a new dynasty look like a lawful Christian monarchy.”

The alliance mattered. The pope gained a powerful protector in the west. Pepin gained sacred approval for a throne his family had only recently taken.

Charlemagne inherited that arrangement. His kingship would rest on armies and land, but also on the belief that Frankish power served the Christian Church.

Charlemagne receiving homage from Frankish nobles after becoming sole king.

768 CE

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Charlemagne Becomes King

When Pepin died in 768, his kingdom did not pass to one son. It was divided between Charlemagne and his younger brother Carloman.

This was normal in Frankish politics. Kingdoms were family property as well as public power, and inheritance could split a realm between sons. But division also created danger.

Charlemagne and Carloman did not work easily together. Rival courts, noble factions and overlapping interests made the settlement unstable almost from the start.

“Charlemagne's first challenge was not conquest abroad. It was surviving a divided inheritance at home.”

In 771, Carloman died suddenly. Charlemagne moved quickly to secure the whole Frankish kingdom, while Carloman's widow and children fled to the Lombard court.

By becoming sole ruler, Charlemagne gained the freedom to act on a much larger scale. The campaigns that followed would turn a Frankish kingdom into a continental empire.

Frankish forces before Pavia as Charlemagne takes the Lombard crown.

774 CE

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The Conquest of the Lombards

In 774, Charlemagne crossed the Alps and ended the independent Lombard kingdom in northern Italy.

The Lombards had long been a threat to the papacy. Their king, Desiderius, also offered shelter to the family of Charlemagne's dead brother, keeping alive a possible challenge to Charlemagne's rule.

Charlemagne besieged , the Lombard capital, and forced its surrender. He then took the title King of the Lombards, adding their crown to his Frankish one.

“Charlemagne did not simply defeat the Lombards. He absorbed their kingship.”

The victory strengthened his relationship with the pope and made Frankish power central to Italian politics. It also showed that Charlemagne's authority could reach beyond .

From this point onward, Charlemagne was not only a Frankish king expanding at the edges. He was becoming the leading ruler of the Latin Christian west.