1. UFO Cover Up Theory
No list of JFK conspiracy theories would be truly complete without referring to the alleged UFO cover-up at some stage. According to this zany notion, President Kennedy was assassinated due to his fascination in the extraterrestrial. There are two pieces of "evidence" that put weight behind this claim. The first is the (above) letter written by Kennedy to the CIA in which he demands to see secret UFO files. The second piece of evidence is a note written by the CIA stating:
As you must know, Lancer has made some inquiries regarding our activities, which we cannot allow.
So there you have it. The 10 best JFK conspiracy theories. Do you think there was a covert cover-up, or was Lee Harvey Oswald really the lone shooter? Let us know in the comments, below.