Polity Atlas
EstablishedSource attached · not independently reviewedCLM-0119 · as of 2026-10-23 · about: Republic of Cospaia · Author: Polity Atlas editorial team

“Cospaia lay under neither the Papal States nor Tuscany because the boundary agreed after the pledge of Sansepolcro to Florence followed a stream called Rio, and two streams bore that name.”

Context. Sources give 1440 or 1441 for the pledge.

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2

Evidence that contradicts

0

No counter-evidence recorded.

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