"fell flat." This is directly contrary to the truth. Barruel's book went into no less than eight editions, and I have described elsewhere the alarm that his work and Robison's excited in America. In England they led to the very tangible result that a law was passed by the English Parliament in 1799 prohibiting all secret societies with the exception of Freemasonry.
It is evident, then, that the British Government recognized the continued existence of these associations and the danger they presented to the world. This