Germany–Poland border Germany–Poland border The Germany–Poland border (, ), the state border between Poland and Germany, is currently the Oder–Neisse line. It has a total length of and has been in place since 1945. It stretches from the Baltic Sea in the north to the Czech Republic in the south. Nevertheless, the border has not always followed this line, and it has a long and often volatile history. The Germany–Poland border traces its origins to the beginnings of the Polish state, with the Oder (Odra) and Neisse (Nysa) rivers (the Oder–Neisse Line) being one of the earliest natural boundaries between Germany and
Poland–Russia border of the People's Republic of Poland and the Soviet Union, including the Border Agreement between Poland and the USSR of 16 August 1945. While the actual border line remained unchanged following the fall of the Soviet Union, the breakdown of the Soviet Union into a number of post-Soviet states transformed the Poland-Soviet Union border into a Poland-Russia, Poland-Lithuania, Poland-Belarus and Poland-Ukraine border. The Poland–Russia borders were confirmed in a Polish-Russian treaty of 1992 (ratified in 1993). The Poland–Russia border is that between Poland and the Kaliningrad oblast of Russia, which is an exclave, unconnected to the rest of Russia. The