Klavdiya Kulagina

Moscow during the Sixth World Festival of Youth and Students. Performances by circus artists from different countries on various stages: at the circus, in the Gorky Central Park of Culture and Leisure, at the operetta theater, etc.

Comprising two segments, "London Will Not Surrender!" and "Our Moscow", the film showcases the air defense systems of London and Moscow.

On August 24th of 1940 a group of cameramen cross the immense territory of the Soviet Union before it was attacked by Nazi Germany, and capture multiple aspects of life in this new world.