1120 : Christian missionaries __ start to convert Finland 1323 : Finland become __ a province of Sweden 1550 : Foundation of Helsinki 1581 : Finlands becomes __ a Grand Duchy 1696 : 2 years of famine 1710 : Plague strikes Helsinki 1812 : Helsinki become __ the capital of Finland 1902 : Finnish is made __ an official language 1919 : Finland gains __ a new constitution 1939 : Russia invades __ Finland 1947 : Peace treaty made __ with Russia 1995 : Finland joins the EU 1999 : Finland joins the Euro
De 1157 à 1249 : Conversion to __ Christianity __ by the Swedes De 1249 à 1809 : Finland, province of Sweden De 1713 à 1721 : * De 1809 à 1917 : Finland, __ Grand Duchy of Russia De 1917 à 2015 : Independent Finland
