 Valentin de Foronda published "Espíritu de los Mejores Diarios", a plea in favour of freedom of expression that was avidly read in the salons.Also, in the same vein, Manuel de Aguirre wrote On Toleration in "El Censor", "El Correo de los Ciegos" and "El Diario de Madrid".During the reign of Charles IV of Spain (1788–1808), in spite of the fears that the French Revolution provoked, several events accelerated the decline of the Inquisition.