Germany–Poland border former also affected by the Silesian Uprisings). The shape of that border roughly resembled that of pre-partition Poland. After World War II, the border was drawn from Świnoujście (Swinemünde) in the north at the Baltic Sea southward to the Czech Republic (then part of Czechoslovakia) border with Poland and Germany near Zittau. It follows the Oder–Neisse Line of the Oder (Odra) and Neisse (Nysa) rivers through most of their course. This was agreed upon by the main Allies of World War II – USSR, USA and UK, at the Soviets' insistence, and, without any significant consultations with Poland (or Germany),
BALTOPS port call at Gdynia represented the first visit by United States Navy vessels to Poland since 1927. Since 1993 it has been a major contributor to the NATO programme Partnership for Peace, which aims to strengthen and create trust amongst former Soviet Union states (Estonia, Latvia, Lithuania) its former satellites (Bulgaria, Czech Republic, Hungary, Poland, Romania, Slovakia and Slovenia) and NATO. All these states have since joined NATO. Common participants are (but not limited to): Canada, Denmark, Estonia, Finland, France, Germany, Latvia, Lithuania, Netherlands, Poland, Russia, Sweden, United Kingdom, United States of America (commanding country) The 26th annual maritime exercise