#information_gathering__informationgathering  the act of collecting information
  supertype:  #military_operation__operation  a military or naval action (as a maneuver or campaign); "it was a joint operation of the navy and air force"
  subtype:  #intelligence_operation__intelligence__intelligence_activity  the operation of gathering information about an enemy
     subtype:  #undercover_work__spying  the act of keeping a secret watch for intelligence purposes
        subtype:  #espionage  the systematic use of spies to get military or political secrets
     subtype:  #current_intelligence__currentintelligence  intelligence of all types and forms of immediate interest; usually disseminated without delays for evaluation or interpretation
     subtype:  #tactical_intelligence__combat_intelligence  intelligence that is required for the planning and conduct of tactical operations
        subtype:  #terrain_intelligence__terrainintelligence  tactical intelligence on the natural and man-made characteristics of an area
     subtype:  #strategic_intelligence__strategicintelligence  intelligence that is required for forming policy and military plans at national and international levels
     subtype:  #signals_intelligence__signalsintelligence__SIGINT  intelligence information gathered from communications intelligence or electronics intelligence or telemetry intelligence
        subtype:  #electronics_intelligence__electronicsintelligence__ELINT  intelligence derived from non-communications electromagnetic radiations from foreign sources (other than radioactive sources)
        subtype:  #communications_intelligence__COMINT  technical and intelligence information derived from foreign communications by other than the intended recipients
        subtype:  #telemetry_intelligence__telemetryintelligence__TELINT  intelligence derived from the interception and processing and analysis of foreign telemetry
     subtype:  #clandestine_operation__clandestineoperation  an intelligence operation so planned and executed as to insure concealment
     subtype:  #overt_operation__overtoperation  the collection of intelligence openly without concealment
     subtype:  #reconnaissance  the act of reconnoitring (especially to gain information about an enemy or potential enemy)
        subtype:  #recce__recco__reccy  reconnaissance (by shortening)
        subtype:  #scouting__exploratory_survey__exploratorysurvey__reconnoitering__reconnoitring  exploring in order to gain information; "scouting in enemy territory is very dangerous"
        subtype:  #air_reconnaissance__airreconnaissance  reconnaissance either by visual observation from the air or through the use of airborne sensors
        subtype:  #reconnaissance_by_fire  a method of reconnaissance in which fire is placed on a suspected enemy position in order to cause the enemy to disclose his presence by moving or returning fire
        subtype:  #reconnaissance_in_force  an offensive operation designed to discover or test the enemy's strength (or to obtain other information)
        subtype:  #electronic_reconnaissance  the detection and identification and evaluation and location of foreign electromagnetic radiations (other than radioactive)
     subtype:  #counterintelligence  intelligence activities concerned with identifying and counteracting the threat to security posed by hostile intelligence organizations or by individuals engaged in espionage or sabotage or subversion or terrorism
        subtype:  #counterespionage  spying on the spies
        subtype:  #security_intelligence  intelligence on the identity and capability and intentions of hostile individuals or organizations that may be engaged in espionage or sabotage or subversion or terrorism
        subtype:  #security_review__censoring__censorship  counterintelligence achieved by banning or deleting any information of value to the enemy
           subtype:  #military_censorship  all types of censorship conducted by personnel of the armed forces
              subtype:  #civil_censorship__civilcensorship  military censorship of civilian communications (correspondence or printed matter of films) entering or leaving of circulating within territories controlled by armed forces
              subtype:  #field_press_censorship__fieldpresscensorship  security review of news (including all information or material intended for dissemination to the public) subject to the jurisdiction of the armed forces
              subtype:  #prisoner_of_war_censorship  military censorship of communication to and from prisoners of war and civilian internees held by the armed forces
              subtype:  #armed_forces_censorship  military censorship of personal communications to or from persons in the armed forces
                 subtype:  #primary_censorship__primarycensorship  armed forces censorship performed by personnel of a military unit on the personal communications of persons assigned to that unit
                 subtype:  #secondary_censorship__secondarycensorship  armed forces censorship of the personal communications of officers or civilian employees or enlisted personnel not subject to primary censorship
           subtype:  #national_censorship  censorship under civil authority of communications entering or leaving of crossing the borders of the United States or its territories or possessions
        subtype:  #countersubversion  the aspect of counterintelligence designed to detect and prevent subversive activities
        subtype:  #counter-sabotage__countersabotage  counterintelligence designed to detect and counteract sabotage

No statement uses or specializes #information_gathering; click here to add one.