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
Poland–Russia border a majority of the individuals crossing the borders did so for the explicit purpose of short term (usually under one day) shopping; this was the case with 45% of foreigners entering Poland, and 87% of Poles entering Russia. Compared to traffic on other non-EU Polish borders, a much larger percentage (22% foreigners and 7% Poles) crossed the borders for the purpose of tourism and transit (16.5% foreigners). Because Kaliningrad Oblast is small, homogeneous and an exclave within the European Union, in 2011 the whole Oblast was granted the status of border area eligible to local border traffic rules. In reciprocity,