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
Latvia–Russia relations (Don and Kuban). From June 1919 to October 1920, Latvia was also represented in Siberia and the Urals by (Vladivostok). The Soviet occupation of Latvia in 1940, which included deportations to Siberian Gulags (June deportation), created a large degradation of Latvian-Russian relations. Nazi Germany then occupied Latvia in 1941 German occupation of Latvia during World War II, until the USSR returned in 1944 to resume occupation, resulting in further deportations. During this period many Latvians fled with the retreating Germans or to Sweden. The Soviet occupation dramatically increased the number of Russians living in Latvia in a short space of