History · 2
Which 1648 series of treaties ended the Thirty Years' War and established the principle of state sovereignty that became the foundation of modern international relations?
Answer
The Peace of Westphalia
Signed in Osnabrück and Münster in 1648, the Peace of Westphalia ended both the Thirty Years' War in the Holy Roman Empire and the Eighty Years' War between Spain and the Dutch Republic. It is widely regarded as the origin of the modern concept of state sovereignty, establishing that rulers had supreme authority within their own territories without outside interference.
💡 Did you know?
The Peace of Westphalia negotiations involved over 100 delegations and took nearly five years — making it history's first large-scale international peace congress and the blueprint for modern diplomatic summits.
Other options people guess
- The Treaty of Utrecht
- The Peace of Augsburg
- The Treaty of Cateau-Cambrésis
Topics
- europe
- diplomacy
- 17th-century
- treaties
- thirty-years-war
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