Works

Praestantia Scripturae Praestantia Scripturae- Motu proprio on the decisions of the Pontifical Biblical Commission and on prescriptions against the errors of the modernists. Issued 18 November, 1907. Anniversary Allocution (Excerpts) Anniversary Allocution (Excerpts)- On the fiftieth anniversary of the proclamation of the dogma of the Immaculate Conception. 12 December, 1904. Lamentabili Sane Lamentabili Sane- Syllabus Condemning the Errors of the Modernists. Issued 3 July, 1907. Haerent Animo Haerent Animo- Apostolic Exhortation addressed to the Catholic clergy, on priestly sanctity. Issued 4 August, 1908. Consueverunt Romani (Excerpt) Consueverunt Romani (Excerpt)- About praying the Rosary. Quo Primum Quo Primum- Apostolic Constitution, issued 14 July, 1570. About using the recently revised Missal as a standard. Selections from "Letter on Divine Omnipotence" Selections from "Letter on Divine Omnipotence"- Translated by Paul Vincent Spade. Ineffabilis Deus Ineffabilis Deus- Defines the Immaculate Conception infallibly as dogma. Apostolic Constitution issued by Pope Pius IX on 8 December, 1854. Quanta Cura Quanta Cura- Condemning Current Errors. The fatal opinions include the political-religious philosophy of naturalism, promotion of an extreme form of religious liberty, and atheist… Amantissimi Redemptoris Amantissimi Redemptoris- On Priests and the Care of Souls. Encyclical promulgated 3 May, 1858. Syllabus of Errors Syllabus of Errors- Condemns various philosophies, religious attitudes, and opinions on the relation between Church and State. Issued in 1864. Vix dum a nobis Vix dum a nobis- On the Church in Austria. Expresses opposition to proposed legislation which asserts that the civil government has authority over the Church. Encyclical promulgat… Ubi primum Ubi primum- On the Immaculate Conception. Asks the bishops to pray about whether the Immaculate Conception should be defined as dogma. Encyclical promulgated 2 February, 1849. Ubi primum Ubi primum- On Discipline for Religious. Exhortation to members of religious orders. Announces the establishment of the Congregation for Religious. Encyclical promulgated 17 June,… Ubi nos Ubi nos- On the Pontifical States. Encyclical promulgated 15 May, 1871. Singulari quidem Singulari quidem- On the Church in Austria. Encyclical promulgated 17 March, 1856. Saepe venerabiles fratres Saepe venerabiles fratres- Thanksgiving for 25 Years of Pontificate. Encyclical promulgated 5 August, 1871. Respicientes Respicientes- Protesting the Taking of the Pontifical States. Encyclical promulgated 1 November, 1870. Quod nunquam Quod nunquam- On the Church in Prussia. Condemns recent anti-Catholic laws. Encyclical promulgated 5 February, 1875. Qui pluribus Qui pluribus- On Faith and Religion. Pius IX's first encyclical, promulgated 9 November, 1846. Qui nuper Qui nuper- On Pontifical States. Notifies bishops of rebellion in the Papal States, asks for prayers. Encyclical promulgated 18 June, 1859. Quartus supra Quartus supra- On the Church in Armenia. Quite a long letter on the nature of schism, and warning against new schismatics attempting to deceive Armenian Catholics. Encyclical prom… Quanto conficiamur moerore Quanto conficiamur moerore- On Promotion of False Doctrines. Encyclical promulgated 10 August, 1863. Quae in patriarchatu Quae in patriarchatu- On the Church in Chaldea. Encyclical promulgated 16 November, 1872. Probe noscitis venerabiles Probe noscitis venerabiles- On the Discipline for Clergy. To the Spanish bishops, about proper formation of clergy. Encyclical promulgated 17 May, 1852. Praedecessores nostros Praedecessores nostros- On Aid for Ireland. Calls on the bishops of the world to proclaim three days of public prayer for Ireland, and also to collect donations to financially sup… On Episcopal Meetings On Episcopal Meetings- To the bishops of the Austrian Empire. Praises the faith of Emperor Franz Josef, urges the bishops to hold councils and provincial and diocesan synods. Ency… Optime noscitis Optime noscitis- On the Proposed Catholic University of Ireland. Tells the bishops to go forward with their plan, and approves their choice of John Henry Newman as rector. Encycli… Omnem sollicitudinem Omnem sollicitudinem- On the Greek-Ruthenian Rite. Forbids any changes be made to Eastern Catholic liturgies, and in particular to the Ruthenian Rite. Encyclical promulgated 13 Ma… Nullis certe verbis Nullis certe verbis- On the Need for Civil Sovereignty. Rejects Napoleon III's advice that Pius IX surrender the Papal States. Encyclical promulgated 19 January, 1860.