"There's a particularly insidious (and extremely long) bullshit conspiracy theory, "Everything is a Rich Man's Trick", tying everything from WWII to JFK to Nixon and beyond together"

Oh no, the conspiracy goes back way longer. When the secret cult started building pyramids all over the world and then they hijacked Jesus teachings and corrupted it and when they brought down the roman empire, just after Atlantis ...

I can recomend Illuminatus! by Wilson and Shea. It was written under the hilarious assumption that all the conspiracies are true ..