CIA stands for the Central Intelligence Agency, which is a civilian foreign intelligence service of the federal government of the United States. It is primarily responsible for gathering, processing, and analyzing national security information from around the world. The CIA conducts intelligence operations to provide information for decision-makers, support national defense, and facilitate the implementation of U.S. foreign policy. It was established in 1947 and operates under the jurisdiction of the Director of National Intelligence. The agency is known for its covert operations, espionage activities, and analysis of foreign intelligence. Its mission includes counterintelligence, counterterrorism, and the assessment of global threats to the United States.
An internal CIA document revealed serious considerations of an alien invasion during a spike in UFO sightings in 1952. The CIA's Project Blue Book aimed to assess aerial phenomena and…