What river forms part of the border between France and Germany?
France–Germany border in 1871. The territory was then restituted to France 48 years later after the treaty of Versailles in 1918. The border changed again in 1941 when the third Reich annexed de facto annexation (without any international legal recognition nor treaty) of the region. The actual border was re-established after the defeat of Nazi Germany in World War II. The border follows the Upper Rhine from the tripoint ("Dreiländereck") with the French-Swiss and the German-Swiss borders at Basel (), passing between Strasbourg and Offenburg. The Rhine forms the eastern border of Alsace on the French side, and the western border of
Czech Republic–Germany border The limitations on Czechs working in Germany expired in April 2011. Czech Republic–Germany border The Czech Republic–Germany border is the international border between the Czech Republic and Germany. It forms a arc extending from Austria at the south to Poland at the north. Several rivers cross this border, or form portions of it. These include: The border comes from the old border between German Empire and the Austrian Empire. In the period 1945-1990, the border formed part of the Iron curtain and was heavily fenced and strictly guarded. The Czech Republic joined the Schengen Area in 2007. This meant that