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Polity · 841 – 1453

Duchy of Aquitaine

阿基坦公国

Polity · 841 – 1453 · Century precision · 43.60° N, 1.44° E

The Duchy of Aquitaine was the great southwestern fief of France from 841 to 1453, the land of troubadours that England ruled for three centuries. Born from Charlemagne's subkingdom, it passed to the Poitiers counts, and in 1137 its duchess Eleanor, richest heiress in Europe, married Louis of France, then, annulled, Henry Plantagenet in 1152: Aquitaine went with her, and when Henry took England's throne two years later, half of France answered to London. Her sons warred from its castles, Richard Lionheart most beloved of them. The Black Prince ruled from Bordeaux, taxed hearths, and smashed a French king's army at Poitiers in 1356, carrying John the Good to London. For a century the duchy, renamed Guyenne, was England's France: wine fleets sailed from Bordeaux, Gascon archers drew English pay. Joan's war undid it town by town until only Bordeaux held; in 1453 old Talbot fell at Castillon and the city yielded, ending the Hundred Years' War and the duchy together. France folded Aquitaine into Guyenne's government, keeping its wines, its dialect and its memory of Eleanor.

Key facts

  • Eleanor married Henry Plantagenet in 1152, joining Aquitaine to England
  • The Black Prince ruled Bordeaux and won Poitiers in 1356
  • Castillon in 1453 ended both the duchy and the Hundred Years' War

Record

Capital: Toulouse (Poitiers of the counts)

Language: Occitan troubadours, French charters

Religion: Western Christianity

Notable figures

  • Eleanor of Aquitaine
  • Edward the Black Prince
  • Charles VII of France

Sources

Single source — details may be incomplete.

  1. Wikidata Q7703611 — Duchy of AquitaineCC0-1.0
CiteWhenAtlas — History in Motion, “Duchy of Aquitaine” (2026). https://whenatlas.com/entity/polity.q7703611

Reuse this data: open dataset (GeoJSON / CSV, CC BY 4.0)

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