Conspiracy theorizing is a venerable American tradition. In the decades after independence, the boogeyman was the British. Then there was the Anti-Masonic Party. And throughout the 19th Century there was a CT that the Pope was -- somehow -- cause mass Catholic emigration to America, with the goal of subverting American democracy and creating a monarchy under a Catholic prince. Then the 20th Century saw several Red Scares, and the 21st saw renewed Islamophobia, and there was also the whole "New World Order" thing.