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 Ruhr Question The Ruhr Question was a political topos put on the agenda by the Allies of World War I and the Allies of World War II in the negotiations following each respective war, concerning how to deal with the economic and technological potential of the area where the Rhine and Ruhr intersect. France was heavily in favor of monitoring this region, due to the perception that the economic and technological potential of the region had allowed the German Reich to threaten and occupy France during the Franco-Prussian War, World War I, and World War II. The Ruhr question was