PASSAGLIA, ph-sii'lyn, CARLO ( 1S12-S7). An Italian theologian. He was born near Lucca, became a Jesuit in 1827, and in 1844 was ap pointed professor of canon law, and later of dog matic theology, in the Collegium Romanum. Dur ing the temporary withdrawal of the Jesuits from Rome in 1848-51, Passaglia. with sonic of his brethren, went to England, where he taught the ology to the young brethren of his Order. and on the reestablishment of the Jesuits in the Roman College he resumed possession of his chair. Dur ing the discussions which preceded the definition of the doctrine of the Immaculate Conception (q.v.) he published an elaborate treatise on the doctrine and history of that question (1853). Becoming interested in the movement for Italian unity in 1859. he left the Society of the Jesuits. and entered warmly into the discussions as to the temporal power of the Pope. }laving fallen suspicion in Rome. he withdrew from that city to Turin. where he established a journal titled II ilediatore, which appeared till 1866.
In 1861 he was appointed by the King professor of moral philosophy, and subsequently of the ology, in the University of Turin. In 1863 he be came a member of the Turin Parliament. ITe said to have sought reconciliation with the Church. but to have failed to make the required retraetation. He died in Turin, Harch 12, ISS7.
I'as-aglia's principal work- are the treatise on the Immaculate i_onception already referred to; a treatise ( Latin) on the prinmey of !saint Peter 11850) : a scholastic treatise entitled rot/mnca Partition.. Die.1n9. 1 ?,111 t is (1551) : an apolog3 for the cause of Italian unity, entitled Pro 1:pj.yropr.y ]S11! ) in which he II a:lel:ell the tette POra I power of the Pope and recommended tbe t !lurch to make peace with the nation; several essays on religious and political subjects, and a reply to Itenan's Pi( Jo'sus (1564).