 In it, Hickes, on behalf of the minority non-juror faction that had broken away from the Church of England after the Glorious Revolution, as Bishop of Thetford, excommunicated all but the non-juror churchmen.Benjamin Hoadly, the Bishop of Bangor, wrote a reply, "Preservative against the Principles and Practices of Non-Jurors"; his own Erastian position was sincerely proposed as the only test of truth.The controversy itself began very visibly and vocally when Hoadly delivered a sermon on 31 March 1717 to George I of Great Britain on "The Nature of the Kingdom of Christ".