The U.S. Intelligence Community comprises 17 federal agencies and departments that gather, analyze, and share information for national security and defense, foreign relations, law enforcement, and other purposes.
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The National Reconnaissance Office designs, builds, and operates satellites that produce "overhead reconnaissance," or detailed photographic images, signals intelligence, and other data from space for national security purposes. Much of that content is classified, though NRO did open its Corona database of satellite images for public access. (Photo: U.S. Air Force)