The Peace of Westphalia at the end of the Thirty Years' War created the foundation for the modern nationstate
system.

Question

The Peace of Westphalia at the end of the Thirty Years' War created the foundation for the modern nation­state
system.

Quizplus · Accepted Answer

The Peace of Westphalia, signed in 1648, ended the Thirty Years' War and is widely considered to have laid the groundwork for the modern nation-state system by recognizing the sovereignty of states and establishing the principle of non-interference in the internal affairs of other nations.

The Peace of Westphalia at the End of the Thirty