U.S. Intelligence on Europe, 1945-1995

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• Norway x
• 1 Admissions to Norwegian government
• 2 Advanced notification
• 1 AEDS
• 5 Aerial reconnaissance
• 1 AFOAT
• 3 Airspace violations
• 1 Atomic energy detection system
• 1 Balloon reconnaissance
• 1 Basing rights
• 2 Denials
• 2 Denmark
• 3 Diplomatic protests
• 6 ELINT
• 1 Equipment
• 3 Ferret aircraft
• 1 Ferret missions cancelled
• 1 Flight routes
• 2 Flight schedules
• 1 Germany
• 1 Great Britain
• 1 Hush-hush flights
• 1 Indoctrination course
• 1 Intelligence facilities
• 2 Intercept receivers
• 3 Listening posts
• 1 May 8 overflights
• 1 Negotiations
• 1 No disclosure to Norwegian government
• 3 Norwegian government
• 1 Norwegian intelligence services
• 1 Nuclear test detection
• 1 Oblique photography
• 3 Overflights
• 1 PHOTINT
• 1 Photo intelligence
• 1 Project GRAYBACK
• 2 Project SANTA CLAUS
• 1 Seismic surveys
• 6 SIGINT
• 1 Skaggerak
• 1 Sola airfield
• 1 Soviet navy
• 1 Spain
• 5 Sweden
• 1 Swedish intelligence services
• 1 Top secret arrangements
• 2 Training
• 1 Unauthorized overflights
• 1 US Air Force
• 2 Yugoslavia