Anti-Propaganda Act of 1940 or Voorhis Anti-Propaganda Act is a United States statute requiring the registration of organizations subject to foreign control while accomplishing activities in the United States.

The Act of Congress was declared during the mid-twentieth century clandestine political movements in the United States often known as the Popular Front of 1930s.

[1][2] During the 1930s, the public policy of the United States attested to the ascent of modern liberalism while conservatism in the United States was marginalized with the propagation of Franklin Roosevelt's New Deal persuasively bolstered by the New Deal coalition.

[6] The Chapter 897 article found in volume fifty-four of the Statutes at Large was unanimously adopted to oppose the populism and propaganda of the fifth column auspiciously accomplishing a departure from the propaganda of the deed.

The Voorhis Act of 1940 was authored as six sections authorizing the judicial observations of organizations pursuing activities in the United States susceptible of subject to foreign controls as determined as a foreign relations of the United States.