Columbia subject headings:
Harvard subject headings:
Civil society--United States--History--20th century.
Propaganda, Anti-communist--United States--History--20th century.
Propaganda--United States--History--20th century.
Princeton subject headings:
Influence (Psychology)
Mass media--Political aspects--United States--History--20th century.
Persuasion (Psychology)
Propaganda, American--History--20th century.
Social media--Moral and ethical aspects.
Social psychology--United States.