
July 2 2025 – Drawing the Line – Lessons in Boundary-Setting from the 1494 Treaty of Tordesillas
On July 2, 1494, two rival seafaring powers—Spain and Portugal—gathered on rolling vineyards near the small town of Tordesillas in Spain. Under the watchful eye of Pope Alexander VI, they carved an invisible line around the globe, each pledging allegiance to its boundary. That single stroke of a pen would rewrite world maps, languages, and […]








