In 1938, the Government of Canada invited John Grierson, a British documentary film-maker, to study the state of the government's film production.

In 1938, the Government of Canada invited John Grierson, a British film critic and film-maker, to study the state of the government's film production and this led to the National Film Act of 1939 and the establishment of the National Film Board of Canada, an agency of the Canadian government.

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