Mülheim (Ruhr) Hauptbahnhof Mülheim (Ruhr) Hauptbahnhof Mülheim (Ruhr) Hauptbahnhof is a railway station for the city of Mülheim in the German state of North Rhine-Westphalia. It was renamed as a Hauptbahnhof in 1974 at the time of the rebuilding of the Dortmund–Duisburg line as part of the establishment of the Rhine-Ruhr S-Bahn. It is classified by Deutsche Bahn as a category 3 station. The original station is unusual in that it was built as two adjoining stations by the two main private railways buildings lines in the Ruhr area, the Rhenish Railway Company ("Rheinische Eisenbahn-Gesellschaft", "RhE") and the Bergisch-Märkische Railway Company ("Bergisch-Märkische Eisenbahn
Urbanization in the German Empire did and while only one-fifth of the population in both the Rhineland and Westphalia (in the western part of Germany) did. Overall, the most robust urbanization in Germany during this time period occurred in the Rhineland, Westphalia, Saxony, and Brandenburg. Similarly, industrial development in Germany during this time focused on the Ruhr, Saxony, and Silesia. Out of the total population in these provinces, 47% of Brandenburg's population, 40% of Westphalia's population, and 50% of the Rhineland's population lived in communities of 20,000 people or more in 1910. Between 1875 and 1910, German cities experienced a huge increase in their population.