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
Ruhr Question prerequisite for the security of Europe and the world." An important consideration was that France and neighboring Western European countries had their economies supplied with coal and steel from the Ruhr and Saar regions for the purpose of postwar reconstruction. In the steel sector specifically, France intended, with the Monnet Plan to expand French steel production and impose a restriction on the capacity of German steel production. The Monnet Plan was considered a compromise from France to the other Allies, as France would have preferred to separate the industrial area from the Rhine and Ruhr region altogether. The Soviet Union,