Dominions of Sweden and Finland, have anything to say at Riksdags and other meetings..."" Between 1561 and 1629 Sweden made conquests in the Eastern Baltic. All of them were lost in accordance with the Treaty of Nystad in 1721, which concluded the Great Northern War. Estonia placed itself under Swedish rule in 1561 to receive protection against Russia and Poland as the Livonian Order lost their foothold in the Baltic provinces. Territorially it represented the northern part of present-day Estonia. The area was significantly populated by Estonian Swedes, who inhabited the area for centuries after Sweden lost control of it. After the Soviet
Germany–Poland border German reunification, the border became part of the eastern border of the European Community, then that of the European Union. For a period, it was "the most heavily policed border in Europe". After Poland joined the European Union in 2004, the border controls were relaxed in agreement with the Schengen Agreement to eliminate passport controls by 2007. The modern borderlands of Poland and Germany are inhabited by about one million of those countries' citizens within the counties on each side. Germany–Poland border The Germany–Poland border (, ), the state border between Poland and Germany, is currently the Oder–Neisse line. It