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
Geography of Russia , the Russian border is the world's longest. Along the 20,139-kilometer land frontier, Russia has boundaries with 14 countries: Norway, Finland, Estonia, Latvia, Lithuania, Poland (via the Kaliningrad Oblast), Belarus, Ukraine, Georgia, Azerbaijan, Kazakhstan, Mongolia, the People's Republic of China and North Korea. Approximately two-thirds of the frontier is bounded by seawater. Virtually all of the lengthy northern coast is well above the Arctic Circle; except for the port of Murmansk—which receives currents that are somewhat warmer than would be expected at that latitude, due to the effects of the Gulf Stream—that coast is locked in ice much of the