The Treaty of Verdun of 843 divided the Carolingian Empire, laying the groundwork for the modern states of France and Germany.
The Treaty of Verdun, signed in 843, was a pivotal agreement that divided the Carolingian Empire among the three grandsons of Charlemagne: Lothair I, Louis the German, and Charles the Bald. This treaty marked the end of a prolonged period of civil war among the heirs of Louis the Pious, Charlemagne's son, and established a new political order in medieval Europe. The division of the empire into three distinct kingdoms—West Francia, East Francia, and Middle Francia—set the stage for the development of modern European states, particularly France and Germany. The treaty's significance lies in its role in shaping the political landscape of Europe, influencing the cultural and linguistic evolution of the continent, and highlighting the challenges of maintaining a unified empire in the face of internal strife and external pressures.
Chapters
Timeline
814-01-28
Death of Charlemagne
Charlemagne, the founder of the Carolingian Empire, died in 814, leaving his son Louis the Pious as his successor. This transition marked the beginning of internal strife as Louis's sons vied for power.
840-06-20
Death of Louis the Pious
The death of Louis the Pious in 840 intensified the power struggle among his sons, leading to a series of civil wars that destabilized the Carolingian Empire.
841-06-25
Battle of Fontenoy
The Battle of Fontenoy was a decisive conflict between the forces of Lothair I and those of his brothers, Louis the German and Charles the Bald. The battle ended in a stalemate, highlighting the need for negotiation.
843-08-01
Negotiations at Verdun
The three brothers, Lothair I, Louis the German, and Charles the Bald, met in Verdun to negotiate a division of the Carolingian Empire, seeking to end the ongoing civil war.
843-08-10
Signing of the Treaty of Verdun
The Treaty of Verdun was signed, dividing the Carolingian Empire into three separate kingdoms, each ruled by one of Charlemagne's grandsons.
855-09-23
Death of Lothair I
Lothair I died in 855, leading to further fragmentation of Middle Francia as his sons divided his territories among themselves.
876-08-28
Death of Louis the German
Louis the German passed away in 876, leaving a relatively stable East Francia to his sons, who continued to rule over the German territories.
877-10-06
Death of Charles the Bald
Charles the Bald died in 877, marking the end of his efforts to consolidate power in West Francia. His death led to further challenges in the region.
888-01-01
Dissolution of Middle Francia
By 888, Middle Francia had effectively dissolved, with its territories absorbed by neighboring kingdoms, highlighting the fragility of the division established by the Treaty of Verdun.
911-01-01
Formation of the Holy Roman Empire
The formation of the Holy Roman Empire in 911 was influenced by the territorial divisions established by the Treaty of Verdun, particularly in East Francia.
Connected Across The Archives
Explore specific connections to other archives—civilizations, conflicts, dynasties, and companies that share history with this treaty.

Civilization Archive
(4)Achaemenid Persian Empire
The Achaemenid Persian Empire's administrative innovations influenced European governance structures, echoed in the political divisions post-Treaty of Verdun.
Almoravid Civilization
The Almoravid Civilization's rise paralleled the Treaty of Verdun's territorial divisions, influencing Mediterranean trade and military dynamics.
Anglo-Saxon Civilization
The Treaty of Verdun's division of the Carolingian Empire coincided with the consolidation of Anglo-Saxon power, shaping medieval England's future.
Byzantine Empire
During the Treaty of Verdun, the Byzantine Empire maintained its influence, affecting diplomatic and military strategies with fragmented Western European states.
Conflict Archive
(2)First Crusade
The Treaty of Verdun's fragmentation of Europe weakened centralized authority, indirectly contributing to the conditions that led to the First Crusade.
Viking Invasions
The Treaty of Verdun's fragmentation of Carolingian lands left Europe vulnerable, facilitating the success of Viking raids and settlements.
Lineage Archive
(2)Abbasid Dynasty
The Abbasid Dynasty's cultural and economic exchanges with Europe were contemporaneous with the Treaty of Verdun's reshaping of Western political boundaries.
Carolingian Dynasty
The Treaty of Verdun in 843 AD divided the Carolingian Empire, weakening centralized power and paving the way for feudalism in Europe.
