International relations, 1648–1814 and cultural achievement. Historian Frederick Nussbaum says it was: The worst came during the Thirty Years' War, 1618–1648, which had an extremely negative impact on the civilian population of Germany and surrounding areas, with massive loss of life and disruption of the economy and society. Scholars taking a "realist" perspective on wars and diplomacy have emphasized the Peace of Westphalia (1648) as a dividing line. It ended the Thirty Years War (1618–1648), where religion and ideology had been powerful motivating forces for warfare. Westphalia, in the realist view, ushered in a new international system of sovereign states of roughly equal
Treaty establishing the European Defence Community Plan (1959–1962). European foreign policy was finally established during the third attempt with European Political Cooperation (EPC) (1970). This became the predecessor of the Common Foreign and Security Policy (CFSP). Today the European Union and NATO, and formerly also the Western European Union, all carry out some of the functions which was envisaged for the EDC, although none approach the degree of supranational military control that the EDC would have provided for. Treaty establishing the European Defence Community The Treaty establishing the European Defence Community, also known as the Treaty of Paris, is an unratified treaty signed on 27 May