England, (Plantagenet, Angevin) Kingdom of
State | Defunct
1154 CE to 1399 CE
The Kingdom of England is a sovereign state in northwest Europe from the 10th century to 1707.
Occupying the southern two-thirds of the island of Great Britain, the kingdom includes modern-day England, Wales and for a brief period in the 15th century, the Southern Uplands.
The kingdom shares a border with Scotland to the north, but otherwise is surrounded by the Atlantic Ocean.
At the start of the period its capital and chief royal residence is Winchester, but Westminster and Gloucester are accorded almost equal status, with Westminster gradually gaining preference and becoming the de facto administrative capital by the beginning of the 12th century.The kingdom broadly traces its origins to the Anglo-Saxon settlement of Britain and the Heptarchy of petty states that follows.
The territory of what becomes England is unified into a single kingdom during the early 10th century.The Norman invasion of Wales from 1067 and the completion of its conquest by Edward I (formalized with the Statute of Rhuddlan in 1284) puts Wales under England's control.
Worlds
The Atlantic Lands
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Near East (1108 – 1251 CE): Ayyubid Cairo, Crusader Tyre, Nubian Resilience, and the Nicaean–Seljuk Shore
Geographic and Environmental Context
The Near East includes Israel, Egypt, Sudan, western Saudi Arabia, western Yemen, most of Jordan, southwestern Cyprus, and western Turkey (Aeolia, Ionia, Doria, Lydia, Caria, Lycia, and the Troad), plus Tyre in extreme southwest Lebanon.
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Anchors: the Nile Valley (Egypt–Sudan), the southern Levant (with Tyre as the Near East’s sole Levantine polity), Hejaz and western Yemen along Red Sea corridors, southwestern Cyprus, and western Anatolia’s Aegean littoral.
Climate and Environmental Shifts
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The Medieval Warm Period (c. 950–1250) modestly lengthened growing seasons in the Nile Delta and Aegean valleys.
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Nile flood variability peaked in the late 12th century but recovered under Ayyubid hydraulic repairs.
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Red Sea monsoon timing underpinned predictable sailing between Yemen and Egypt.
Societies and Political Developments
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Egypt (Fatimids → Ayyubids):
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Fatimid rule ended in 1171; Ṣalāḥ al-Dīn (Saladin) founded the Ayyubid dynasty, recentralizing Egypt, Syria, and the Hejaz under Sunni rule.
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Cairo remained the capital; al-Azhar continued as a major center of learning.
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Sudan (Nubia):
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Christian Makuria and Alodia endured south of Egypt under the Baqṭ framework; diplomacy and intermittent raids marked the frontier.
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Southern Levant (Tyre):
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Tyre fell to the Kingdom of Jerusalem in 1124, becoming a key Crusader port and artisanal hub (glass, textiles).
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After 1187, Ayyubid–Crusader truces and wars alternated; by 1251, Tyre remained a principal Latin stronghold and brokerage point with Egypt and Cyprus.
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Western Arabia (Hejaz):
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Mecca and Medina acknowledged Ayyubid suzerainty; Hajj caravans tied the Hejaz into Cairo’s fiscal–logistics system.
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Western Yemen:
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Sulayhids waned after Queen Arwa (d. 1138).
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Ayyubids conquered Yemen in 1174, then Rasulids (from 1229) established a durable sultanate centered on Aden/Zabid, allied to Red Sea trade.
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Southwestern Cyprus:
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After 1191–1192, the Lusignan Kingdom of Cyprus controlled the island; its southwestern ports provisioned Crusader Syria and traded with Egypt (overtly or via truces).
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Western Anatolia (Aegean coast):
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The Komnenian recovery (to 1180) secured the littoral; Myriokephalon (1176) checked Byzantine inland advances.
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Post-1204, the Empire of Nicaea held the Ionian/Carian coast against the Seljuks of Rum and Latin enclaves; by 1251, Nicaea dominated the Aegean shore while interior Anatolia remained Turkish.
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Economy and Trade
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Cairo–Nile: grain, flax, and sugar surpluses financed the Ayyubid realm; waqf endowments sustained schools and hospitals.
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Red Sea–Indian Ocean: Aden/Zabid funneled spices, aromatics, cottons, and Indian goods to Aydhab and Qūṣfor Cairo; Yemen exported sāqiya-irrigated produce.
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Tyre: exported fine glassware, dyed textiles, and served as a transshipment port between Egypt, Cyprus, and Crusader Syria.
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Western Anatolia & Cyprus: wine, oil, timber, and manufactures moved through Ionian harbors and Cypriot ports, with Nicaean/Latin convoys policing lanes.
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Nubia: traded ivory, gold, and slaves for Egyptian grain and textiles.
Subsistence and Technology
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Hydraulics: Ayyubids dredged canals and maintained barrages after flood failures; Yemeni terraces and sāqiyawheels stabilized highland yields.
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Institutions: Sunni education expanded via madrasas (Ayyubid patronage), while al-Azhar remained a major scholarly forum.
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Military–fiscal: Ayyubids balanced iqṭāʿ-like land assignments with cash pay; Nicaea fielded professional troops and revived shipyards.
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Shipbuilding: lateen-rigged merchantmen and galleys plied the Red Sea and Aegean.
Movement and Interaction Corridors
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Nile corridor: Upper Egypt ⇄ Fusṭāṭ–Cairo ⇄ Alexandria.
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Red Sea: Aden/Zabid ⇄ Aydhab/Qūṣ ⇄ Cairo, keyed to monsoon cycles.
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Aegean littoral: Nicaean and Latin fleets contested Smyrna–Ephesus–Rhodes routes; southwestern Cyprus provisioned Levantine ports.
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Pilgrimage: Hajj caravans crossed the Hejaz; Coptic and Nubian pilgrimages linked Upper Egypt and Nubia.
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Tyre’s roadstead: remained Egypt’s key Levantine interface after 1187.
Belief and Symbolism
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Sunni revival: Ayyubids strengthened Sunni law and institutions; jurists and Sufi networks expanded.
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Coptic and Nubian Christianity: persisted across the Nile and Sudan; Nubian cathedrals and monasteries retained regional influence.
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Latin Christianity: entrenched in Tyre and Cyprus; Latin and Greek rites met in contested ports.
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Judaism: communities in Cairo and Tyre sustained trade finance and scholarship.
Adaptation and Resilience
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Hydraulic recovery in Egypt after the 1060s crises restored agrarian stability.
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Maritime redundancy: with much of the Levant in Latin hands after 1099, Tyre and Cyprus kept Egyptian–Aegean trade viable via truces and convoying.
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Frontier strategy: Byzantium (Nicaea) pivoted to coastal control; Seljuk iqṭāʿ funded cavalry in interior Anatolia.
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Hejaz–Yemen integration: monsoon schedules and Hajj logistics stabilized Red Sea commerce despite shifting overlords.
Long-Term Significance
By 1251, the Near East formed a polycentric web:
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Ayyubid Cairo dominated Nile–Red Sea exchange and Sunni learning.
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Tyre—now Latin—anchored Levantine trade, linking Egypt and Cyprus to Crusader and Byzantine markets.
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Nubia remained a Christian buffer south of Egypt.
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Western Anatolia (under Nicaea) sustained Aegean commerce while the interior Turkified under Rum Seljuks.
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Western Yemen’s Rasulids secured Aden’s role in Indian Ocean trade.
These strands bound Nile, Hejaz–Yemen, Tyre–Cyprus, and the Aegean coast into a resilient system that would frame 13th-century confrontations and exchanges among Ayyubids/Mamluks, Crusaders, and Nicaea/Rum Seljuks.
The Onset of Mid-Latitude Cooling (c. 1150 CE)
Around 1150 CE, a gradual climatic shift began, marking the end of the Medieval Warm Period (c. 900–1150 CE) and the onset of a cooling trend that would persist for centuries. This transition introduced cooler and less stable weather patterns across the North Atlantic and Europe, foreshadowing the more severe climatic conditions of the Little Ice Age (c. 1300–1850 CE).
This cooling trend had profound consequences for medieval societies in Atlantic West Europe. Shorter growing seasons and increased climatic variability placed greater strain on agricultural production, particularly in regions reliant on cereal crops. While the full effects of this shift would take time to manifest, certain early indicators—such as more frequent crop failures, harsher winters, and shifting settlement patterns—became apparent in the later 12th century.
The cooling also influenced trade networks and maritime activity, as shifting storm patterns increased the risks of seafaring, particularly in the North Sea and Bay of Biscay. Coastal communities reliant on fishing and trade saw periods of disruption, leading to adjustments in economic strategies and regional commerce.
While the Capetians, Plantagenets, and other ruling dynasties remained focused on territorial conflicts, the gradual climatic deterioration introduced an additional, albeit subtle, pressure on medieval governance. As the 13th century progressed, these environmental challenges would begin to interact more directly with political and economic developments, contributing to the broader transformations of the High Medieval period.
Atlantic Southwest Europe (1108 – 1251 CE): Independent Portugal, Castilian Expansion, and Basque Shipyards
Climate and Environmental Shifts
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Generally favorable, with localized droughts on the Meseta; Atlantic façade remained cool–wet and fish-rich.
Societies and Political Developments
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Portugal achieved independence under Afonso I (r. 1139–1185); Coimbra and Lisbon (1147) anchored the realm, while Minho/Trás-os-Montes consolidated.
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León and Castile alternated union and separation (e.g., Alfonso VII, then Ferdinand II in León, Alfonso VIII in Castile); northern cities (León, Burgos, Salamanca, Valladolid) expanded jurisdiction and markets.
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Navarre remained an independent Pyrenean crown; Basque valleys deepened self-governance under fueros.
Economy and Trade
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Cantabrian ports (notably Bilbao’s estuary even before its 1300 charter) exported iron bars, timber, wine, and hides; Lisbon/Porto handled wine, salt fish, and cloth.
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Basque shipyards innovated ocean-capable hulls and stern rudders; long-range whaling and cod probing began in the 12th–13th centuries.
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Fair circuits connected León–Burgos–Sahagún to ports; Douro wine and Beira textiles moved coastwise.
Subsistence and Technology
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Terracing in vine districts; hydraulic mills and riverine warehouses; standardized casks for wine/salt fish; improved compasses and portolans circulated via Italian pilots.
Movement and Interaction Corridors
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Sea lanes: Lisbon/Porto ⇄ England/Brittany/Flanders; Cantabria ⇄ Bay of Biscay; pilgrim ferries into A Coruña and Santiago.
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Land: Meseta passes fed Burgos/León; Douro and Minho roads linked to Porto/Viana.
Belief and Symbolism
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Romanesque–early Gothic churches in León, Burgos, Salamanca; Santiago remained a spiritual magnet; military orders guarded roads and bridges.
Adaptation and Resilience
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Diversified port system and mixed Atlantic agriculture buffered shocks; royal charters secured municipal autonomy and customs.
Long-Term Significance
By 1251, Portugal was a stable Atlantic kingdom; León–Castile’s northern cities dominated wool and iron corridors; Basque yards readied the technologies that would power 14th–15th-century Atlantic ventures.
Atlantic West Europe (1108 – 1251 CE): The Angevin Empire, Champagne–Flanders Circuits, and Aquitaine under the English Crown
Geographic and Environmental Context
Atlantic West Europe spans northern France and the Low Countries.
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Anchors: Paris–Seine–Reims, Upper Loire (Orléans–Blois–Tours), Anjou/Angers–Maine–Le Mans, Poitou/Poitiers–La Rochelle–Saintes, Bordeaux–Gironde–Bayonne, Flanders/Bruges–Ghent–Ypres, Low Countries delta.
Climate and Environmental Shifts
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High-medieval peak supported population and urbanization; river improvements eased up-country grain and wine traffic.
Societies and Political Developments
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Eleanor of Aquitaine married Louis VII (1137), annulled (1152), then married Henry II Plantagenet (1152)—creating the Angevin Empire (from Anjou/Normandy to Aquitaine).
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Capetian–Angevin rivalry dominated: Philip II conquered Normandy (1204), but Aquitaine/Guyenne largely remained under English suzerainty; La Rochelle and Bordeaux became Angevin pillars.
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Flanders and Champagne fairs integrated Mediterranean–northern circuits; communes of Bruges, Ghent, Ypres asserted charters.
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Brittany navigated between Plantagenets and Capetians.
Economy and Trade
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Bordeaux claret exports to England boomed; La Rochelle shipped salt and wine; Nantes handled salt fish and grain.
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Flanders/Champagne fairs: Italian capital met northern cloth; Bruges emerged as a banking mart.
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Upper Loire and Anjou–Touraine supplied wine/grain to Paris and ports.
Belief and Symbolism
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Gothic beginnings in Chartres, Paris; pilgrimage roads of Poitou–Bordeaux remained crowded.
Long-Term Significance
By 1251, Aquitaine was England’s continental anchor; Flanders the cloth workshop; Paris–Loire the Capetian core—poised for 13th–14th-century contests.
Broad Overview of High Medieval Atlantic West Europe (1108–1251 CE): Northern & Western France and the Low Countries
From 1108 to 1251, Atlantic West Europe—which includes northern and western France as well as the Low Countries (modern Netherlands, Belgium, and Luxembourg)—underwent profound transformations in political power, economic expansion, military conflicts, and cultural development.
This period saw:
- The consolidation of Capetian power in France, particularly under Philip II Augustus (r. 1180–1223) and Louis IX (r. 1226–1270).
- The decline of Plantagenet (Angevin) control in western France, culminating in the loss of Normandy, Anjou, and Poitou to the French Crown (1204–1259).
- The economic rise of the Low Countries, especially in Flanders, Brabant, and Holland, as centers of textile production and trade.
- The growing power of Burgundy, Champagne, and Lorraine, balancing between French royal authority and the Holy Roman Empire.
1. Political and Military Developments
The Capetian Expansion and the Decline of the Angevin Empire
- Philip II Augustus (r. 1180–1223) decisively defeated John of England, reclaiming Normandy, Anjou, Maine, and Poitou (1204).
- The Battle of Bouvines (1214), where Philip defeated an English-Flemish-Imperial coalition, solidified French dominance in the north.
- The Battle of Taillebourg (1242) further weakened English influence in Gascony and Poitou.
- Despite these victories, Gascony remained under English control, leading to ongoing Franco-English tensions.
The Low Countries: A Political and Economic Powerhouse
- Flanders and Brabant became crucial economic hubs, balancing alliances between France, England, and the Holy Roman Empire.
- The War of the Succession of Flanders (1185–1206) saw French intervention, culminating in Philip II’s victory over Count Baldwin IX of Flanders.
- Burgundy, Champagne, and Lorraine remained contested borderlands between France and the Empire, with frequent feudal conflicts.
- The Stedinger Crusade (1232–1234) in northwestern Germany saw the suppression of Frisian settlers resisting noble authority.
2. Economic and Urban Expansion
The Low Countries: The Rise of a Commercial Power
- Flanders, Brabant, and Holland became leading trade and textile centers, with major cities such as:
- Bruges and Ghent (Flanders) – Textile production and trade hubs.
- Brussels and Antwerp (Brabant) – Growing financial centers.
- Dordrecht and Haarlem (Holland) – Maritime and fishing economies.
- The Hanseatic League began expanding into Dutch and Flemish waters, increasing Baltic-North Sea trade links.
France: Regional Economic Growth
- Champagne Fairs (held in cities like Troyes and Provins) became key international trade markets, connecting merchants from Italy, Spain, and the Low Countries.
- Bordeaux and La Rochelle emerged as maritime trade centers, linking France to England and the Mediterranean.
- Wine production flourished in Gascony and Burgundy, fueling export economies.
3. Religious and Cultural Developments
Gothic Architecture and the High Middle Ages Cultural Boom
- Major cathedrals were constructed across the region, marking the height of French High Gothic and Rayonnant styles:
- Notre-Dame de Paris (begun 1163, completed c. 1240s)
- Reims Cathedral (begun 1211) – Coronation site of French kings.
- Amiens Cathedral (begun 1220) – Tallest of the High Gothic cathedrals.
- Sainte-Chapelle (1246–1248) – Built by Louis IX to house relics from Constantinople, showcasing the height of Rayonnant Gothic.
The Inquisition and Religious Tensions
- The Albigensian Crusade (1209–1229) led to the fall of the Cathar heresy in Languedoc, strengthening Capetian control over southern France.
- Pope Gregory IX formally established the Papal Inquisition in 1231, appointing Robert le Bougre ("Hammer of Heretics") as an inquisitor in Burgundy.
- In 1242, Christian zealots burned 24 cartloads of Talmud manuscripts in Paris, marking a period of increasing institutionalized anti-Jewish policies.
The Rise of Universities and Intellectual Thought
- The University of Paris became a leading center of Scholasticism, with thinkers like:
- Alexander of Hales, who introduced Aristotelian logic into theology.
- William of Auvergne, who worked to reconcile Augustine with Aristotle.
- The University of Orléans emerged around 1230, as a center of legal studies, focusing on Roman and canon law.
- Johannes de Sacrobosco’s Tractatus de Sphaera (c. 1230) became the leading astronomical text of the era.
4. The Strengthening of Monarchical Authority
France: The Rise of a Centralized State
- Philip II Augustus expanded royal justice, limiting noble autonomy.
- Louis IX (Saint Louis) sent enquêteurs (royal commissioners) in 1247 to investigate local governance, ensuring administrative accountability.
- The French monarchy increased control over taxation and trade, strengthening its financial power.
Burgundy, Champagne, and Lorraine: Balancing Between France and the Empire
- Burgundy remained a semi-independent duchy, balancing feudal allegiances between France and the Holy Roman Empire.
- The War of the Succession of Champagne (1216–1222) highlighted tensions between French royal influence and regional autonomy.
- In Lorraine, Theobald I’s rebellion against Frederick II (1218) led to a brief imperial occupation and restructuring of local power.
The Low Countries: Increasing Autonomy
- The Counts of Flanders and Holland navigated a delicate balance between England and France, using their economic power to resist complete subjugation.
- Haarlem (1245) and Delft (1246) received city rights, reflecting the increasing urban autonomy and self-governance of Dutch cities.
Conclusion: The Transformation of Atlantic West Europe by 1251
By 1251, northern and western France and the Low Countries had undergone profound transformations:
- Capetian France had become the dominant power, solidifying control over Normandy, Anjou, and Poitou while increasing royal administration.
- England had lost most of its continental holdings, retaining only Gascony, leading to a shift in its focus toward maritime power and internal governance.
- The Low Countries had risen as economic centers, with cities like Bruges, Ghent, and Antwerp becoming major trading hubs.
- Burgundy, Champagne, and Lorraine remained contested border regions, balancing imperial and French influences.
- Religious, architectural, and intellectual advancements flourished, positioning the region at the heart of medieval European culture and governance.
These changes set the stage for the Late Middle Ages, shaping the Hundred Years’ War, the continued growth of urban economies, and the increasing centralization of power in France and the Low Countries.
An expedition of Cambro-Norman knights with an army of about six hundred lands at Bannow Strand in present-day County Wexford on May 1, 1169.
It is led by Richard de Clare, called Strongbow due to his prowess as an archer.
The invasion, which coincides with a period of renewed Norman expansion, is at the invitation of Dermot Mac Murrough, the king of Leinster.
In 1166, Mac Murrough had fled to Anjou, France, following a war involving Tighearnán Ua Ruairc, of Breifne, and sought the assistance of the Angevin king, Henry II, in recapturing his kingdom.
In 1171, Henry arrives in Ireland in order to review the general progress of the expedition.
He wants to re-exert royal authority over the invasion, which is expanding beyond his control.
Henry successfully re-imposes his authority over Strongbow and the Cambro-Norman warlords and persuades many of the Irish kings to accept him as their overlord, an arrangement confirmed in the 1175 Treaty of Windsor.
The invasion is legitimized by the provisions of the Papal Bull Laudabiliter, issued by Adrian IV in 1155.
The bull had encouraged Henry to take control in Ireland in order to oversee the financial and administrative reorganization of the Irish Church and its integration into the Roman Church system.
Some restructuring had already begun at the ecclesiastical level following the Synod of Kells in 1152.
There has been significant controversy regarding the authenticity of Laudabiliter, and there is no general agreement as to whether the bull was genuine or a forgery.
In 1172, the new pope, Alexander III, further encourages Henry to advance the integration of the Irish Church with Rome.
Henry is authorized to impose a tithe of one penny per hearth as an annual contribution.
This church levy, called Peter's Pence, is extant in Ireland as a voluntary donation.
In turn, Henry accepts the title of Lord of Ireland, which Henry confers on his younger son, John Lackland, in 1185.
When Henry's successor dies unexpectedly in 1199, John inherits the crown of England and retains the Lordship of Ireland.
When Stephen's son and heir apparent Eustace dies in 1153, the king reaches an accommodation with Henry of Anjou (who becomes Henry II) to succeed Stephen and in which peace between them is guaranteed.
England is part of a greater union, retrospectively named the Angevin Empire.
Henry destroys the remaining adulterine castles (fortifications built in England without royal approval) and expands his power through various means and to different levels into Ireland, Scotland, Wales, Flanders, Nantes, Brittany, Quercy, Toulouse, Bourges and Auvergne.
He is also unsuccessful on the Continent, where he endeavors to re-establish English control over Normandy, Anjou, and Aquitaine.
Over the course of his reign a combination of higher taxes, unsuccessful wars and conflict with the Pope had made King John unpopular with his barons, and in 1215 some of the most important decide to rebel against him.
He meets their leaders along with their French and Scot allies at Runnymede, near London on June 15, 1215, to seal the Great Charter (Magna Carta in Latin), which imposes legal limits on the king's personal powers.
Because he has sealed under duress, however, John receives approval from the Pope to break his word as soon as hostilities have ceased, provoking the First Barons' War and an invited French invasion by Prince Louis of France (whom the majority of the English barons have invited to replace John on the throne and have him proclaimed king in London in May 1216).
John travels around the country to oppose the rebel forces, directing, among other operations, a two-month siege of the rebel-held Rochester Castle.
His successor, his younger brother John, loses much of those territories including Normandy following the disastrous Battle of Bouvines in 1214, despite having in 1212 made the Kingdom of England a tribute-paying vassal of the Holy See, which it will remain until the fourteenth century when the Kingdom rejected the overlordship of the Holy See and re-establishes its sovereignty.