Lecture # 2- international relations and its origins. Oct 24th 1648 the peace of westphalia (austrian, spanish, prussian, german, Westphalia said that every single major war should be concluded by a peace treaty we still follow this same example after 300 years later 2. Try to eliminate all outstanding territorial issues 3. Negotiations are used not to resort to war. Peace of westphalia was the foundation of central european stability. Its origins = the 30 years" war in europe initiated the peace treaty of westphalia the. The structure and breakup of the church 2. The introduction and the breakthrough of military technology, emergence of professional soldiers > these 2 factors made the war so brutal that a peace treaty had to be formulated so it wouldn"t happen again: 1. They had settle the territorial issues > who owned what and who would inherit what 2.