Ineffabilis Deus
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Ineffabilis Deus is an apostolic constitution by Pope Pius IX. It defines the dogma of the Immaculate Conception of the Blessed Virgin Mary. The document was promulgated on December 8, 1854, the date
Aranjuez Immaculate Conception (c. 1675) by Murillo
Pope Pius IX
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Pope Pius IX was head of the Catholic Church from 16 June 1846 until his death in February 1878.
Ineffabilis Deus
…Ineffabilis Deus (Latin for 'Ineffable God') is an apostolic constitution by Pope Pius IX. It defines the dogma of the Immaculate Conception of the Blessed Virgin Mary. The document was promulgated on December 8, 1854, the date of the annual…
Portrait by Adolphe Braun, 1875
1871 portrait by George Peter Alexander Healy
The birthplace house of Pius IX in Senigallia
Illustration showing Mastai-Ferretti at his first Holy Mass in 1819