1. C.J.S. Treason §§ 2–3, 5.]
internal security act
internal-security act. A statute illegalizing and controlling subversive activities of organizations whose purpose is believed to be to overthrow or disrupt the government. • In the United States, many provisions in such statutes have been declared unconstitutional. One such law was repealed in 1993. See 50 USCA § 781. [Cases: Treason