It inspired John Robison, who had been working independently on his own conspiracy theory, to extend his book Proofs of a Conspiracy Against all the Religions and Governments of Europe and include several quotations from Barruel.
Detta inspirerade John Robison, som på egen hand länge hade arbetat på en konspirationsteori, till att utöka sin bok Proofs of a Conspiracy Against all the Religions and Governments of Europe och i denna ta med flera citat från Barruel.