Citing the 1947 Paris Peace Treaty between Moscow and Helsinki, Russia took control of a 1.78 hectare undeveloped parcel of land in Finland's Aaland Islands in 2009 and transferred it to Vladimir Putin's office, according to Jarmo Ratia, a former Finnish official who said he was talking now because of "changes in the international situation."
Russia's War Against Ukraine
The Interpreter: Moscow takes some Finnish territory and buys more near strategic sites

Finnish President Sauli Niinisto (L) meets Russian Foreign Minister Sergei Lavrov at the presidential summer residence Kultaranta in Naantali, Finland, on June 10, 2014.