The English title of this film is: The World That Summer.
While the film takes place at the time of the Olympic Games of 1936 there are some scenes from Leni Riefenstahl's "Olympia" included in this movie. Especially some showing Jesse Owens.Also included is a short scene from "Triumph des Willens (Triumph of the Will)", showing Adolf Hitler at the "Reichsparteitag"-demonstration for the "Hitlerjugend".
The source of the scenes is not mentioned in the film's credits.