Finland–Sweden border border continues south into the northern Baltic Sea to a point where it meets the zone border of Estonia. The tripoint between the economic zones is defined by a treaty signed in 2001. The Finnish–Swedish border was created in 1809 by the Treaty of Fredrikshamn, as Sweden ceded Finland over to Russia. The course of the border was described in the fifth article of the treaty, without great detail. The borders were agreed to be the Sea of Åland, the Gulf of Bothnia, and the rivers Tornionjoki and Muonionjoki. Islands in the sea belonged to whichever country was the nearest
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