Baltic Sea Convention is the Helsinki Commission, also known as HELCOM, or Baltic Marine Environment Protection Commission. The present contracting parties are Denmark, Estonia, the European Community, Finland, Germany, Latvia, Lithuania, Poland, Russia and Sweden. The ratification instruments were deposited by the European Community, Germany, Latvia and Sweden in 1994, by Estonia and Finland in 1995, by Denmark in 1996, by Lithuania in 1997 and by Poland and Russia in November 1999. Notes Bibliography Baltic Sea The Baltic Sea is a marginal sea of the Atlantic Ocean, enclosed by Finland, Sweden, Denmark, Estonia, Latvia, Lithuania, northwest Russia, Poland, Germany and the North
Germany–Poland border the Slavic tribes. Over several centuries, it has moved eastwards, stabilized in the 14th century, and disappeared in the late 18th century with the partitions of Poland, in which Poland's neighbors, including the Kingdom of Prussia, annexed all of its territory. In 1871 Prussia became part of the German Empire. After Poland regained independence following World War I and the 123 years of partitions, a long German-Polish border was settled on, long (including a border with East Prussia). The border was partially shaped by the Treaty of Versailles and partially by plebiscites (East Prussian plebiscite and the Silesian plebiscite, the