>How did seemingly unconnected people around the world coordinate world wide hoax
For we are opposed around the world by a monolithic and ruthless conspiracy that relies primarily on covert means for expanding its sphere of influence–on [infiltration instead of invasion], on subversion instead of elections, on intimidation instead of free choice, on guerrillas by night instead of armies by day. It is a system which has conscripted vast human and material resources into the building of a tightly knit, highly efficient machine that combines military, diplomatic, intelligence, economic, scientific and political operations.
https://www.jfklibrary.org/archives/other-resources/john-f-kennedy-speeches/american-newspaper-publishers-association-19610427