Battle of Poitiers (1356)

Battle of Poitiers (1356)
Conflict	Battle of Poitiers (1356)
Partof	Hundred Years' War
Date	19 September 1356
Place	near Poitiers, Aquitaine, Kingdom of France
Result	English victory; capture of King John II
Combatant1	Kingdom of England; Plantagenet forces; Edward, the Black Prince
Combatant2	Kingdom of France; Valois forces; King John II
Commander1	Edward, the Black Prince; Duke of Lancaster; Hugh Despenser
Commander2	John II of France; Charles, Duke of Normandy; Charles II of Navarre
Strength1	~6,000–7,000 (mostly archers and men-at-arms)
Strength2	~14,000–16,000 (heavy cavalry and infantry)

Battle of Poitiers (1356) The Battle of Poitiers (19 September 1356) was a decisive engagement of the Hundred Years' War in which an Anglo-Gascon force under Edward, the Black Prince defeated and captured John II of France, producing a dramatic shift in the Valois dynasty's fortunes and precipitating the Treaty of Brétigny negotiations that reshaped Anglo-French relations and feudal claims in Medieval France.

Background

The battle occurred within the wider context of the Hundred Years' War after the Edward III campaigns of the 1340s and the summer campaigns of the 1350s led by Edward, the Black Prince and Duke of Lancaster against Gascony, Poitou, Limousin and Agenais; these operations followed outbreaks of the Black Death and the destabilizing effects of the Jacquerie and shifts in allegiance among nobles such as Charles II of Navarre, Charles, Duke of Normandy, and members of the House of Valois. King John II of France responded to repeated raiding by raising a large field army drawing on droit de gîte levies, feudal service from counts and dukes, and mercenary bands associated with captains like Gautier de Mauny and Édouard de Beaujeu.

Prelude and strategic movements

In the summer of 1356 Prince Edward, the Black Prince conducted chevauchées from Bordeaux into Poitou and Anjou, burning towns including Saintes and forcing local lords such as Louis I, Duke of Anjou to respond; this prompted John II of France to assemble forces at Orléans and then march westwards through Tours and Poitiers to intercept the English. The Anglo-Gascon command, combining retinues and contingents from Gascony, Hainaut, and elements loyal to Edward III, opted for a defensive stance near Poitiers, choosing ground between hedged lanes and marshes similar to the tactics used at the Battle of Crécy; feudal bargaining, rivalries involving Charles II of Navarre and Étienne Marcel-era municipal politics in Paris complicated French deployments and delayed a coordinated attack.

Battle deployment and course

On 19 September English forces under Edward, the Black Prince arrayed a core of dismounted men-at-arms supported by massed Longbow archers behind hedges and on ridgelines, while reserves and mounted detachments guarded flanks including leaders like Duke of Lancaster and Hugh Despenser; French commanders including John II, Charles, Duke of Normandy, Philip of Burgundy and Count of Artois organized multiple cavalry charges. The French heavy cavalry repeatedly assaulted the English positions across constricted approaches, suffering devastating arrow volleys from English longbowmen and flanking volleys by mounted English skirmishers; successive charges produced high French casualties, confusion among squadrons, and the eventual envelopment of parts of the French line leading to the royal party's isolation near hedged enclosures called bouches and lanes.

Capture of John II and aftermath

During the melee King John II was unhorsed and captured by a group of English men-at-arms led by captains such as Sir John Chandos's associates and retinues from Aquitaine, Hainaut and Gascon contingents; his capture sent panic through the Valois command and deprived the French of central authority on the field. The English held the king for ransom under terms later formalized in the Treaty of Brétigny negotiations, while French nobles including Charles, Duke of Normandy and Philip of Burgundy attempted rearguard actions and negotiated prisoner exchanges; the aftermath saw the rise of Étienne Marcel-style municipal pressures in Paris and the temporary creation of États Généraux-era concessions to secure funds for ransom.

Casualties and military analysis

Contemporary and later estimates place French casualties much higher than English losses, with thousands killed and many noble prisoners including counts and bannerets—figures debated by chroniclers such as Jean Froissart, Geoffrey le Baker and administrative records from Bordeaux and Paris suggesting disproportionate losses among French heavy cavalry. Military historians compare the engagement to the Battle of Crécy and the later Battle of Agincourt for use of terrain, Longbow dominance, combined-arms discipline under commanders like Edward, the Black Prince and the failure of feudal charge cohesion among Valois forces; logistical constraints, command disputes between John II and his sons, and the inability to deploy dismounted men-at-arms effectively are frequently cited causes of French collapse.

Political and diplomatic consequences

The capture of King John II precipitated a political crisis that led to heavy taxation, the convening of the États Généraux, the minting disputes and debasement controversies in Paris, and negotiations culminating in the Treaty of Brétigny of 1360 that ceded territories including substantial parts of Aquitaine to Edward III in return for a ransom and renunciation of feudal claims; the ransom and diplomatic fallout empowered factions such as supporters of Charles II of Navarre and contributed to the rise of Charles V of France's administration and reforms. The battle's outcome influenced later commanders and doctrines in Late Medieval warfare, affected the careers of captains like Sir John Chandos and Henry of Grosmont, and shaped subsequent phases of the Hundred Years' War including campaigns led by Edward III and Charles V.

Category:Battles of the Hundred Years' War