U.S. Code / Title 50 — War and National…Title 50ChapterChapter 23—Internal SecurityContentsSubchapter I—Control of Subversive ActivitiesSubchapter Ii—Emergency Detention of Suspected Security RisksSubchapter Iii—Personnel Security Procedures in National Security AgencySubchapter Iv—Communist ControlSubchapter V—Registration of Certain Persons Trained in Foreign Espionage Systems
