The Army and Air Force of neutral Sweden show their preparedness.
Full title reads: "Sweden on the Defensive".
VS of the Swedish army on manoeuvres along the coast of Sweden, realistic shots of Swedish troops in action with small arms and of the heavy coast guns firing.
Various shots of Swedish pilots running to their planes and taking off in the biplane fighters and in the air. Various air to air shots of Swedish fighters engaged in mock air battle, good shots showing fighters (biplanes) attacking a formation of bombers.