If people really knew the truth, the War would be stopped tomorrow, but of course they don't know. And can't know.
I also looked into the pioneer of modern Propaganda, Edward Burnase - who invented public relations, corporating some of the ideas of Walter Lipmann, and became an outspoken proponent of propaganda as a tool for democratic and corporate manipulation of the population.
I looked at an example of Propaganda from 1945, an example of 'Embedded Media' on the USS Missouri with members of the world press in attendance of the acceptance of Japan's surrender from WW2. I discovered that Wilfred Burchett of the Daily Express wrote the first piece on the then disputed Nuclear Fallout in the article The Atomic Plague
We also discussed a film from another perspective Triumph of the Will (1935) and Olympia Part One: Festival of the Nations (1938) from German filmmaker Leni Riefenstahl Quentin Tarantino explained the significant presence of Third Reich filmmaking in his film:
Riefenstahl and Goebbels despised each other. He was in charge of every single person in the German film industry with the sole exception of her.