Operation Weserübung's effects on Sweden became strategically encircled by the German-Soviet pact. Since the Baltic states; Estonia, Latvia, and Lithuania; had been forced to accept "limited" Soviet forces on their soil, in the autumn of 1939, they were de facto more or less in a state of occupation. For Sweden and Finland, this meant that the only possible trade route to nations other than Germany and the Soviet Union, was through Petsamo harbour, in the far north of Finland. This seriously hampered the supply situation in both these nations. It also meant that an invasion of Sweden could be launched from almost any direction. Sweden
Finland–Sweden relations Finland–Sweden relations Finland and Sweden share a long historical, religious, and legal system as well as an economic and social model. Finland was part of Sweden for almost 700 years from around 1150 until the Finnish War of 1809 that saw Finland becoming an autonomous part of the Russian Empire as the Grand Duchy of Finland. Since Finland gained its full independence from Russia in 1917, the two countries have been close partners enjoying a special relationship. The number of Finnish-Swedish connections and the quality of cooperation in most areas of the government is unique when compared to other international