treason in exchange for money or money's worth Defection, or leaving the country, regarded in some communist countries (especially during the Cold War) as disloyalty to the state Espionage or spying Lèse majesté, insulting a head of state and a crime in some countries Misprision of treason, a crime consisting of the concealment of treason Sedition, inciting civil unrest or insurrection, or undermining the government Treachery, attacking a state regardless of allegiance Treason felony, a British offence tantamount to treason See also Betrayal Constructive treason Law of majestas List of people convicted of treason Terms for traitors Ephialtes Hanjian Jash (term) Judas Malinchism Mir Jafar Quisling Việt gian References Further reading Ben-Yehuda, Nachman, "Betrayals and Treason. Violations of trust and Loyalty." Westview Press, 2001, Ó Longaigh, Seosamh, "Emergency Law in Independent Ireland, 1922–1948", Four Courts Press, Dublin 2006 Philippe Buc, “Civil war and religion in Medieval Japan and Medieval Europe: War for the gods, emotions at death, and treason”, The Indian Economic and Social History Review 57:2 (2020), 1-27. External links British Treason Law Permanent Subcommittee on Investigations, Official site National security