Sure, there was the attempted assassination of Reagan and the fears for Obama as the first black President, but in those cases it was a lone nutter rather than a conspiracy.
How long can Trump crash the market before an angry billionaire decides to take him out? The remaining Koch brother is already pouring money into legal challenges against Trump…
His cult will get him, I have no doubt. Every single one of those insane nutbags wants a piece of his fame, and thats a sure fire way to get it.