The National Museum of Finland is inaugurated. It was designed by architects Geselius, Lindgren & Saarinen.
The group of Finnish volunteers in Germany are named the Royal Prussian Jaeger Battalion No. 27.
1 and 3 July
The Social Democrats win a majority in the parliamentary election with 103 seats out of 200.
The rationing of sugar begins in several Finnish municipalities.
Russian becomes a compulsory subject in elementary school teacher training.