1. Espionage Definition & Meaning - Merriam-Webster

    https://www.merriam-webster.com/dictionary/espionage

    The meaning of ESPIONAGE is the practice of spying or using spies to obtain information about the plans and activities especially of a foreign government or a competing company. How to use espionage in a sentence.

  2. Espionage Facts - International Spy Museum

    https://www.spymuseum.org/education-programs/spy-resources/espionage-facts/

    What is espionage? Are spies real? Learn about the shadow world of secret agents and undercover missions with these spy facts from the International Spy Museum.

  3. Counterintelligence — FBI

    https://www.fbi.gov/investigate/counterintelligence

    Because much of today’s spying is accomplished by data theft from computer networks, espionage is quickly becoming cyber-based. The goals of the FBI’s counterintelligence work are to: Economic...

  4. Espionage | international relations | Britannica

    https://www.britannica.com/topic/espionage

    Espionage, process of obtaining military, political, commercial, or other secret information by means of spies, secret agents, or illegal monitoring devices. Espionage is sometimes distinguished from the broader category of intelligence gathering by its aggressive nature and its illegality.

  5. ESPIONAGE | English meaning - Cambridge Dictionary

    https://dictionary.cambridge.org/dictionary/english/espionage

    ESPIONAGE definition: 1. the discovering of secrets, especially political or military information of another country or…. Learn more.

  6. History of espionage - Wikipedia

    https://en.wikipedia.org/wiki/History_of_espionage

    During the 13th and 14th centuries, the Mongols relied heavily on espionage in their conquests in Asia and Europe. Feudal Japan often used shinobi to gather intelligence. A significant milestone was the establishment of an effective intelligence service under King David IV of Georgia at the beginning of the 12th century or possibly even earlier.

  7. ESPIONAGE AND NATIONAL SECURITY CRIMES

    https://www.dni.gov/files/NCSC/documents/SafeguardingScience/Understanding_Espionage_and_National_Security_Crimes.pdf

    Espionage is a national security crime; specifically, it violates Title 18 USC, §§ 792-798 and Article 106a, Uniform Code of Military Justice (UCMJ). Espionage convictions require the transmittal of national defense information with intent to aid a foreign power or harm the U.S.

  8. INTEL - Evolution of Espionage - Intelligence.gov

    https://www.intelligence.gov/evolution-of-espionage

    The art of espionage is an evolving one, adapting to new technologies and geopolitical conditions, yet often driven by human motivations – including greed, ideology, and revenge – that have changed little over the course of 250 years.

  9. Espionage - New World Encyclopedia

    https://www.newworldencyclopedia.org/entry/Espionage

    Espionage is the practice of obtaining confidential information through spying; a practice that often employs covert, clandestine, illegal or unethical behavior. Spies have been used to create political, military, and economic advantage through most of history.