The Germans executed the operation Tanne Ost, trying to occupy Hogland from the Finnish armed forces and defend the Estonian coast from the Soviet Baltic Navy on the Eastern isles of the Baltic Sea.

The Finns, at the request of the Allied Control Committee, attacked the Germans in Pudasjärvi on 28 September 1944, which marked the beginning of combat in Finnish Lapland between the former co-belligerents.

World War II in Finland ended on 27 April 1945, when the very last German troops had left Finland and crossed the border to the German-occupied Norway in the municipality of Enontekiö.

Finnish Defence Forces would reach Three-Country Cairn of Finland, Norway and Sweden that same day.

Among the events there are services in the Evangelical Lutheran churches, honorary guards on the war hero tombs, deposing wreath and the collecting money for the charity of the last war veterans' needs.