



Polish aviation: on board an airplane, a soldier signs a bomb "For Warsaw".
The pilot closes the canopy.
Planes in the sky, air battles.
The downed plane falls into the sea.




Polish fleet in the Baltic Sea.
A salvo of naval guns.
Sailors on deck, burial of the dead.




Polish tank units on the battlefields of Holland and Belgium.
Tankers at rest.
Infantry makes its way through barbed wire.
Storming of the Monte Cassino monastery in Italy, explosions.
Ambulance trucks on a mountain path.
Unloading the wounded.
Graves of Polish soldiers.