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  1. Espionage - Wikipedia

    Espionage, spying, or intelligence gathering, as a subfield of the intelligence field, is the act of obtaining secret, confidential, or in some way valuable information.

  2. Espionage Facts - International Spy Museum

    Espionage is defined as the act of spying or using spies, agents, assets, and intelligence officers, as well as technology, to collect secret information, usually through illegal means.

  3. Espionage | international relations | Britannica

    Nov 7, 2025 · espionage, process of obtaining military, political, commercial, or other secret information by means of spies, secret agents, or illegal monitoring devices. Espionage is …

  4. ESPIONAGE Definition & Meaning - Merriam-Webster

    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.

  5. Counterintelligence — FBI

    The FBI is the lead agency for exposing, preventing, and investigating intelligence activities, including espionage, in the U.S.

  6. Espionage Cases and Modern Counterintelligence Practices

    Mar 18, 2025 · Espionage cases: Learn about historical cases of spying and modern practices for combating espionage.

  7. ESPIONAGE | English meaning - Cambridge Dictionary

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

  8. Espionage and Intelligence | Research Starters - EBSCO

    Espionage, or spying, is the clandestine gathering of government and military information from an enemy. Individuals and nations engage in espionage to acquire information that will lend them …

  9. Click on the links to learn the difference between Espionage, Economic Espionage, Trade Secret Theft, and ITAR/EAR Violations and find out which ones apply to you.

  10. What Is Espionage: Key Historical Examples

    In this article, you’ll explore the fascinating realm of espionage, from its historical roots to modern-day practices. You’ll uncover various examples that illustrate how intelligence gathering can …