The Swedish volunteers were in the front lines in the northern Salla area starting from February 28, 1940.
Their losses included 33 dead, 10 missing, 50 wounded, and 130 disabled by frostbite.
Swedish volunteers also defended Turku in an anti-aircraft battery.
By the end of the war, the Volunteer Corps was composed of 8,260 Swedes, plus 725 Norwegians, and 600 Danes.
[1] They demonstrated a strong Nordic unity that was symbolized in their "four brother hands" insignia which represented Finland, Sweden, Norway, and Denmark.