""A Letter To Dr. Fordyce, In Answer To His Sermon On The Delusive And Persecuting Spirit Of Popery"" is a book written by Joseph Berington in 1779. The book is a response to a sermon given by Dr. James Fordyce on the subject of the ""delusive and persecuting spirit"" of the Catholic Church. Berington, a Catholic priest, argues against Fordyce's claims, providing evidence from history and scripture to refute the accusations of persecution and deception...