Chronological (Pius VIII) Inter Multiplices – Brief of the Supreme Pontiff Establishing the Diocese of Alabama and Florida (Pius VIII – May 15, 1829) Traditi Humilitate – On His Program For His Pontificate (Pius VIII – 1829) In Supremi – Brief of the Supreme Pontiff Announcing a Plenary Indulgence (Pius VIII – June 18, 1829) Literae Fraternitatis – Brief of the Supreme Pontiff Acceding to the Request to Anathematize Matthias Delgado, Priest of the Diocese of Guatemala (Pius VIII – June 30, 1829) Coelestis Agricola – Brief of the Supreme Pontiff Announcing the Impending Excommunication of Matthias Delgado, Priest of the Diocese of Guatemala (Pius VIII – July 7, 1829) Inter Multiplices – Brief of the Supreme Pontiff On the Separation of Prince Edward Island, New Brunswick and the Magdalen Islands (Canada) from the Diocese of Quebec (Pius VIII – Aug. 11, 1829) Inter Multiplices – Brief of the Supreme Pontiff On the Separation of Cape-Breton From the Diocese of Quebec and its Submission to the Jurisdiction of the Vicar Apostolic of Nova Scotia (Pius VIII – Sep. 4, 1829)