Before the 70s, though, there were supposed extraterrestrial experiences among Royal Air Force Pilots, and - according to released files from the British government - Prime Minister Winston Churchill decreed that these allegations should be quashed in order to prevent "mass hysteria." The rationale behind Churchill's decision, it appears, was to maintain public morale during World War II. According to the declassified files - which were published by the National Archives in 2010 - Churchill met