S1 (Rhine-Ruhr S-Bahn) Services ran via Düsseldorf Airport Terminal station from 24 May 1998 to 28 May 2000. Services were extended from Düsseldorf to Solingen on 13 December 2009, replacing part of the former line S 7 service. S1 (Rhine-Ruhr S-Bahn) Line S1 is a S-Bahn line on the Rhine-Ruhr network. It is operated by DB Regio. It runs from Dortmund west over Essen to Duisburg. From there it travels south to Düsseldorf and Hilden before continuing to Solingen. It is operated at 20 minute intervals, using coupled sets of class 422 four-car electrical multiple units. Line S 1 runs over lines built
Ruhr Question by contrast, wanted the industrial area on the Rhine and Ruhr placed under common control of all four powers, as stipulated by the Berlin Declaration (1945). The three Western Allies disliked the idea of the Soviet Union reaping the benefits of the industrial area of the Rhine and the Ruhr. Basic differences of opinion led to tensions between the Soviet Union and Western Allies over various questions concerning the re-organization of Europe and the World. These tensions caused the Allied Control Council to break down, leading to the beginning of the Cold War. A decisive opponent of French annexation or