Spread of the European Windmill

Timeline

1. 900–1050Eastern Mediterranean coast to Iberia · MediterraneanVertical-axis windmills were already well developed in Persia and the Islamic world, reaching southern Europe through trade and Crusader contact zones; documents from Sicily and Spain preserve early windmill records, providing a technical intermediary for the spread into Western Europe.
2. c. 1071–1080Eastern England · EnglandAfter the Norman Conquest the number of windmills in England rose rapidly, with the Domesday Book of the late 1070s recording many mills and windmills; at the same time horizontal-axis windmills appeared in the Low Countries, used for polder drainage and grain processing, marking the established spread of windmills in northern Western Europe.
3. 1100–1300Northwestern Europe · FranceWindmill functions expanded to sawing, papermaking, and pumping water from salt pans; lords and monasteries monopolizing milling privileges provoked peasant resistance, and the windmill became a core element of the medieval rural economy and technological landscape.