On 9 July 1788 a religious edict was issued forbidding Evangelical ministers from teaching anything not contained in the letter of their official books, proclaimed the necessity of protecting the Christian religion against the "enlighteners" (Aufklärer), and placed educational establishments under the supervision of the orthodox clergy.
O 9 de xullo de 1788 expediuse o famoso edicto relixioso que prohibiu aos ministros evanxélicos ensinar calquera cousa que non estivese contida na letra dos seus libros oficiais; proclamou a necesidade de protexer a relixión cristiá contra os "ilustrados" (Aufklärer) e colocou os establecementos educativos baixo a supervisión do clero ortodoxo.