CIA kills off JFK
It is believed that ten days before his assasination, JFK demanded to see all the files that the CIA has compiled about UFOs. The alleged 'burned memo'.
Seeing the inquisitive JFK as a hazard to National Security, they assasinated him on Novermber 22, 1963
In 1946, the US Army made a mysterious trek to Antarctica
Allegedly, they went to find Hitler who was hiding away in an ice fortress run by UFO technology
The Army, mounted with a large miltia, was defeated and was forced to retreat.