In the 1919 Treaty of Versailles, the victorious powers (the United States, Great Britain, France, and other allied states) imposed punitive territorial, military, and economic provisions on defeated Germany. In the west, Germany returned Alsace-Lorraine to France. It had been seized by Germany more than 40 years earlier. Further, Belgium received Eupen and Malmedy; the industrial Saar region was placed under the administration of the League of Nations for 15 years
