Finland should join NATO

Finland's air force in April said Russian Tupolev Bear bombers had been involved in "unusually intense" activity

The air force in recent months has also had to deal with some airspace violations by Russian warplanes.
Russia has repeatedly warned Finland not to join Nato and has criticised its co-operation with Nato members.
Finland's defence ministry said letters to conscripts were sent throughout May to inform them of changes to the structure of Finland's military.