France–Germany relations of the further integration of the EU. They are sometimes described as the "twin engine" or "core countries" pushing for moves. A tram straddling the Franco-German border, across the river Rhine from Strasbourg to Kehl, was inaugurated on the 28th of April 2017 symbolising the strength of relation between the two countries. Both France and Germany track their history back to the time of Charlemagne, whose vast empire included most of the area of both modern-day France and Germany – as well as the Netherlands, Belgium, Luxembourg, Switzerland, Austria, Slovenia, and northern Italy. The death of Charlemagne's son Louis the
France–Germany relations 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 and intimate. Even though France has at times been eurosceptical in outlook, especially under President Charles de Gaulle, Franco-German agreements and cooperations have always been key to furthering the ideals of European integration. In recent times, France and Germany are among the most enthusiastic proponents