Belgium–France border provinces of West Flanders (Flemish Region) and Hainaut, Namur and Luxembourg (Walloon Region). The French side of the border is shared by, from north to south, the departments of Nord and Aisne (region of Hauts-de-France) and Ardennes, Meuse and Meurthe-et-Moselle (region of Grand Est). Belgium–France border The <dfn>Belgium–France border</dfn> separates France and Belgium countries and is 620 km long. Part of it is defined by the Leie river. The western end is at the North Sea ( near De Panne and Bray-Dunes). The eastern end is at the Belgium–France–Luxembourg tripoint (at near Athus and Mont-Saint-Martin). The straight distance between these
France–Germany relations President Joachim Gauck together marked the centenary of Germany's declaration of war on France by laying the first stone of a memorial in Vieil Armand, France, known in German as Hartmannswillerkopf, for French and German soldiers killed in World War I. Franco-German collaborative enterprises include; France–Germany relations The relations between France and Germany, since 1871, according to Ulrich Krotz, has three grand periods: 'hereditary enmity' (down to 1945), 'reconciliation' (1945–63) and since 1963 the 'special relationship' embodied in a cooperation called "Franco-German Friendship" (; ). In the context of the European Union, the cooperation between the two countries is immense