EntityQ759787· pop 17· linked from 530 articlesspy shipSign in to saveship typeConnectionsespionageEntitysignals intelligenceEntityUnited StatesCountryChinaCountryPhilippinesCountrySoviet UnionConceptMediterranean SeaEntityPacific OceanEntitytelephoneEntityCold WarEntitygovernmentEntityradioEntityshipEntityBBCConceptsubmarineEntityThe New York TimesEntityaircraftEntityradarEntityborderEntitynavyEntityCategoriesElectronic intelligence shipsEspionage devicesEspionage techniquesShip typesSignals intelligence