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Three Degrees: How a Map Error Cost Portugal Its Crown
Renaissance

Three Degrees: How a Map Error Cost Portugal Its Crown

A single miscalculation on a medieval map transformed Portugal from Europe's maritime powerhouse into Spain's dependent province.

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Age of ExplorationPortugalSpainMaritime HistoryCartographyEconomic CollapseNavigationEmpire BuildingPedro ReinelPhilip II16th CenturyTrade Routes

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Three Degrees: How a Map Error Cost Portugal Its Crown | Untold Archives