Smith Act
.svg5946.png")

The Alien Registration Act of 1940 (Smith Act), 76th United States Congress, 3d session, ch. 439, 54 Stat. 670, 18 U.S.C. § 2385 is a United States federal statute enacted June 29, 1940, that set criminal penalties for advocating the overthrow of the U.S. government and required all non-citizen adult residents to register with the government.