Introduction: From the Spain of three religions to inquisitorial Spain -- The eradication of Semitism. Torquemada, Gran Inquisitor ; The Inquisition in the kingdom of Aragon ; The expulsion of the Jews ; The Portuguese Judaisers ; The chuetas of Majorca ; The Moriscos ; Spain's Semitic heritage ; Blood purity -- Defending the faith. The Lucero affair ; The Inquisition confirmed ; Lutheranism and Erasmism in Spain ; Illuminism ; The Protestants of Valladolid and Seville ; The anti-mystical turning point of 1559 ; The Inquisition and witches ; Faith and behaviour ; The end of the Inquisition -- The administrative apparatus of the Holy Office. The grand inquisitor ; The Council of the Inquisition ; The inquisitorial districts ; The inquisitors ; The public prosecutor ; Subordinate personnel ; Voluntary personnel ; Holy Office privileges ; The finances of the Holy Office -- The trial. The edict of faith ; The arrest ; The Instruction ; Torture ; The verdict ; The auto da fé ; The victims of the Holy Office -- The Inquisition and society. The Inquisition and economic development ; The Inquisition and books ; The Inquisition and science ; The Inquisition and literature ; The Inquisition and intellectual life -- The Inquisition and the political authorities.