Rhine-Ruhr S-Bahn Rhine-Ruhr S-Bahn The Rhine-Ruhr S-Bahn () is a polycentric and electrically driven S-train network covering the Rhine-Ruhr Metropolitan Region in the German federal state of North Rhine-Westphalia. This includes most of the Ruhr (and cities such as Dortmund, Duisburg and Essen), the Berg cities of Wuppertal and Solingen and parts of the Rhineland (with cities such as Cologne and Düsseldorf). The easternmost city within the S-Bahn Rhine-Ruhr network is Unna, the westernmost city served is Mönchengladbach. The S-Bahn operates in the areas of the Verkehrsverbund Rhein-Ruhr (VRR) and Verkehrsverbund Rhein-Sieg (VRS) tariff associations, touching areas of Aachener Verkehrsverbund at Düren
International Authority for the Ruhr would have on the German economy, France's response was to suggest the Germans would just have to "make the necessary adjustments" to deal with the inevitable foreign exchange deficit. In 1947 France removed the Saar from Germany and turned it into a protectorate under French economic control. The area returned to German administration on 1 January 1957 but France retained the right to mine from its coal mines until 1981. French plans for the complete detachment of the Ruhr from Germany met with greater resistance. In September 1946 James F. Byrnes, the United States Secretary of State stated in a