Évreux Haute-Normandie France

Amaury III of Montfort and the Revolt Against Henry I (1118 CE)

By 1118, Amaury III of Montfort emerged as one of Henry I’s most dangerous enemies, leading a rebellion of discontented Norman barons and even conspiring in an assassination plot against Henry.

Amaury’s hostility toward Henry I stemmed from both personal grievances and political ambition. As a powerful noble with deep ties to the Capetians, Angevins, and Norman aristocracy, his rebellion posed a serious threat to Henry’s rule over Normandy.

Amaury III’s Background and Early Conflicts

• Son of Simon I de Montfort and Agnès d’Évreux, Amaury III had a long history of shifting loyalties and rivalry with the Anglo-Norman crown.
• In 1098, during William Rufus’s campaign in France, Amaury initially defended Houdan before surrendering and joining William’s army.
• He later supported William II of England against his own brother, Simon II de Montfort, during a siege of Montfort-l’Amaury and Épernon.
• When Simon II died c. 1104, Amaury succeeded him as seigneur de Montfort, solidifying his power in northern France.

The Conflict Over Évreux and the Outbreak of Rebellion (1118 CE)

• When Amaury’s maternal uncle, William, Count of Évreux, died in 1118 without heirs, Henry I seized the county, refusing to grant it to Amaury.
• This was a direct provocation, as Amaury was already aligned with Henry’s enemies—his nephew, Fulk V of Anjou, had previously attacked Henry’s lands, and his sister, Bertrade de Montfort, had scandalized the French court through her bigamous marriage to Philip I of France.
• Seeking support, Amaury appealed to King Louis VI, who granted him the countship of Évreux, directly challenging Henry’s authority in Normandy.

The Betrayal of Évreux and Escalation of the Rebellion

• For six months, Henry refused to hand over Évreux, stationing his own troops in the castle to prevent Amaury from taking control.
• However, in a stunning act of betrayal, Henry’s constable, William Pointel, turned over Évreux Castle to his longtime friend Amaury while Henry was preoccupied in Rouen.
• Seeing the danger, Henry offered Amaury the title of Count of Évreux on the condition that he surrender the castle, but Amaury refused.

The Expansion of the Revolt

With Évreux now under his control, Amaury openly rebelled, encouraging more Norman barons to defy Henry I. His uprising:

• Aligned him even more closely with Louis VI, strengthening the Capetian effort to weaken Henry’s hold on Normandy.
• Inspired other rebellious nobles, further destabilizing Henry’s rule in Normandy and Maine.
• Escalated into open war, as Norman aristocrats dissatisfied with Henry’s centralized rule rallied to Amaury’s cause.

Henry now faced one of the most coordinated and dangerous insurrections of his reign, as Capetian, Angevin, and Norman forces united against his authority. The conflict over Évreux had transformed into a full-scale war for the survival of Henry’s control over Normandy.

Philip II Entrusts Évreux to Prince John (1193)

As Philip II of France continued his deep invasion into Normandy in 1193, he sought to secure the loyalty of John, the younger brother of the imprisoned Richard I. To keep John on his side and further weaken Angevin authority, Philip entrusted him with the defense of Évreux, a key stronghold in Normandy.

John’s Role in Philip’s Strategy

• John had already betrayed his brother Richard, seeking Philip’s support to claim Angevin lands.
• Philip, knowing John’s ambition and treachery, sought to use him as a tool to further destabilize English-controlled Normandy.
• By granting him Évreux, Philip ensured:
  • John remained aligned with French interests.
  • The Angevins remained divided, preventing a unified defense against Philip’s invasion.
  • A foothold in Normandy was secured under an Angevin prince, further undermining Richard’s rule.

The Strategic Importance of Évreux

• Évreux was a vital town in Normandy, controlling access to the Seine Valley and key routes into central Normandy.
• By giving it to John, Philip ensured that a trusted ally (albeit a self-serving one) controlled a key defensive position.
• It also isolated Richard’s remaining loyalists in the region, making it harder for them to mount a resistance.

Consequences of John’s Defection

• John’s betrayal of Richard deepened the family rift, further weakening the Angevin position in France.
• His governance of Évreux under Philip confirmed his shift in loyalty to France, setting the stage for later conflicts with Richard.
• However, John’s trustworthiness was questionable, and his shifting allegiances would later cause Philip trouble when he eventually reconciled with Richard in 1194.

Philip’s granting of Évreux to John in 1193 was a calculated move to keep him as an ally, but it also demonstrated John’s willingness to betray his own family for power, foreshadowing his future conflicts with both Richard and Philip in the years to come.