Ab Apostolici was a Papal Encyclical promulgated by Leo XIII on 15 October1890. In the ancient Church, an encyclical was a circular letter sent to all the churches of a particular area. ... Pope Leo XIII Supreme Pontiff (1878-1903) Leo XIII, né Gioacchino Pecci (March 2, 1810 - July 20, 1903) was Pope from 1878 to 1903. ... October 15 is the 288th day of the year (289th in leap years). ... 1890 (MDCCCXC) was a common year starting on Wednesday (see link for calendar) of the Gregorian calendar (or a common year starting on Friday of the Julian calendar). ...
It dealt with Freemasonry in Italy, condemning the contemporary course of public affairs in Italy as the realization of the "Masonic programme". This alleged "programme" was said to involve a "deadly hatred of the Church", the abolition of religious instruction in schools and the absolute independence of civil society from clerical influence.[1]
^ Papal Pronouncements, A Guide, 1740 - 1978, 2 Vols., by Claudia Carlen, IHM, (The Pierian Press, 1990), cited in ROMAN CATHOLIC CHURCH LAW REGARDING FREEMASONRY, by REID McINVALE, Texas Lodge of Research