Estonia in World War II When Soviet troops marched into Estonia the guns of both nations gave mutual salutes, and bands played both the Estonian anthem and the Internationale, the anthem of the USSR, at the time. Similar demands were forwarded to Finland, Latvia and Lithuania. Finland resisted, and was attacked by the Soviet Union on November 30. Because the attack was judged as illegal, the Soviet Union was expelled from the League of Nations on December 14. Finland held out in the Winter War until March 1940, when the Moscow Peace Treaty was signed. The first population loss for Estonia was the repatriation of
Estonia–Finland relations visiting Estonia. The excise tax on alcohol is lower in Estonia than in Finland, thus it is common to buy large volumes of alcohol when returning from Estonia: a study in 2014 indicated that 34% of alcohol sold in Estonia is bought by Finns. Finnish and Swedish investors are the largest foreign investors in Estonia. Both Finland and Estonia are members of the European Union, Schengen agreement and the Eurozone, freeing international travel and trade between the countries. Finland is Estonia's top import partner, accounting for over 15% total import value in 2012, as well as the second-greatest market for