The Doctrine of Discovery: How a Papal Decree Reshaped the World

Before 1450, the world was vast and multipolar — cultures coexisted in relative isolation, each with its own rhythm. Then a handful of papal decrees changed everything. The Doctrine of Discovery gave Christian empires a divine mandate to seize land, enslave nonbelievers, and erase indigenous worlds. Its echoes still shape modern borders, economies, and faith itself. This article unpacks how a single theological concept became the foundation for global inequality — and why its legacy endures.