Criminalized obtaining, disclosing, or losing national-defense information that injures the United States or aids a foreign nation. Codified at 18 U.S.C. ch. 37. Used in many recent high-profile prosecutions.
Espionage Act of 1917
AmendedCodified at18 U.S.C. ch. 37
Enacted June 15, 1917 · Pub. L. 65-24