Lake Constance Ruhr Valley EU Common Market German capital Bodensee Berlin Danube River Koln Rhein Federal Republic of Germany North Atlantic Treaty Organization Constance Saale Hannover Essen Bonn Mannheim Rhineland Weser River NATO Potsdam Rheinland Rostock Hamburg Rhine Aken EC Prussia European Union Oder Dachau Stuttgart Palatinate Dresden Wuerzburg Weimar Frankfurt Neckar Hamelin FRG Bavaria German Brunswick Lower Saxony Karl-Marx-Stadt Germany European Economic Community Hanover Aix-la-Chapelle Weser Danau Ruhr River EEC Frankfort Oder River Halle-an-der-Saale Europe Bremen Dusseldorf Aachen Dortmund Ruhr Chemnitz Thuringia Cologne European Community Sorbian Saale River Lubeck Frankfurt on the Main Leipzig Rhine River Danube Bremerhaven Preussen Hameln Frisian Islands Nurnberg Siegfried line Wurzburg Buchenwald Solingen Neckar River Pfalz Halle Braunschweig Nuremberg