Bl. Pope Pius IX
June 16, 1846 - Feb. 7, 1878

• Amantissimi Redemptoris (On Priests and the Care of Souls) May 3, 1858
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• Amantissimus (On the Care of the Churches) April 8, 1862
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• Apostolicae Nostrae Caritatis (Urging Prayers of Peace) August 1, 1854
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• Beneficia Dei (On the 25th Anniversary of His Pontificate) June 4, 1871
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• Cum Nuper (On Care for Clerics) January 20, 1858
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• Cum Sancta Mater Ecclesia (Pleading for Public Prayer) April 27, 1859
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• Dives In Misericordia Deus (pdf)(Proclaiming St. Francis de Sales a "Doctor of the Church) November 16, 1877 [Apostolic letter]
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• Etsi Multa (On the Church in Italy, Germany and Switzerland) November 21, 1873
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• Exultavit Cor Nostrum (On the Effects of the Jubilee) November 21, 1851
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• Graves Ac Diuturnae (On the Church in Switzerland) March 23, 1875
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• Gravibus Ecclesiae (Proclaiming A Jubilee) December 24, 1874
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• Incredibili (On the Persecution in New Granada) September 17, 1863
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• Ineffabilis Deus (The Immaculate Conception) December 8, 1854 [Apostolic Constitution]
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• Inter Multiplices (Pleading for Unity of Spirit) March 21, 1853
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• Levate (On the Affiliations of Church) October 27, 1867
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• Maximae Quidem (On the Church in Bavaria) August 18, 1864
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• Meridionali Americae (On the Seminary for the Native Clergy) September 30, 1865
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• Neminem Vestrum (On the Persecution of Armenians) February 2, 1854
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• Nemo Certe Ignorat (On Discipline for Clergy) March 25, 1852
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• Nostis Et Nobiscum (On the Church in the Pontifical States) December 8, 1849
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• Nullis Certe Verbis (On the Need for Civil Sovereignty) January 19, 1860
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• Omnem Sollicitudinem (On the Greek-Ruthenian Rite) May 13, 1874
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• Optime Noscitis (On the Proposed Catholic University of Ireland) March 20, 1854
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• Optime Noscitis (On Episcopal Meetings) November 5, 1855
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• Praedecessores Nostros (On Aid for Ireland) March 25, 1847
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• Probe Noscitis Venerabiles (On the Discipline for Clergy) May 17, 1852
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• Quae In Patriarchatu (On the Church in Chaldea) November 16, 1872
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• Quanta Cura (Condemning Current Errors) December 8, 1864
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• Quanto Conficiamur Moerore (On Promotion of False Doctrines) August 10, 1863
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• Quartus Supra (On the Church in Armenia) January 6, 1873
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• Qui Nuper (On Pontifical States) June 18, 1859
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• Qui Pluribus (On Faith and Religion) November 9, 1846
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• Quod Nunquam (On the Church in Prussia) February 5, 1875
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• Respicientes (Protesting the Taking of the Pontifical States) November 1, 1870
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• Saepe Venerabiles Fratres (Thanksgiving for 25 Years of Pontificate) August 5, 1871
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• Singulari Quidem (On the Church in Austria) March 17, 1856
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• The Syllabus Of Errors 1864
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• Ubi Nos (On Pontifical States) May 15, 1871
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• Ubi Primum (On Discipline for Religious) June 17, 1847
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• Ubi Primum (On the Immaculate Conception) February 2, 1849
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• Vix Dum A Nobis (On the Church in Austria) March 7, 1874
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