Mariology of the saints Marian veneration is the best. Canisius tried to show a practical rationale for Marian devotion and defended it against opposing Protestant arguments. His lasting contribution to this "applied mariology" are his three catechisms, which he published in Latin and German, and which became widespread and popular in Catholic regions. Under the heading "prayer" he explains the Ave Maria, (Hail Mary), as the basis for Catholic Marian piety. Less known are his Marian books, in which he published prayers and contemplative texts. He is credited with adding to the Hail Mary the sentence "Holy Mary, Mother of God, pray for us
Catholic Archdiocese of Mary Most Holy in Astana Catholic Archdiocese of Mary Most Holy in Astana The Catholic Metropolitan Archdiocese of Mary Most Holy in Astana () is a Latin archdiocese of the Roman Catholic Church in Kazakhstan. Its cathedral episcopal see is the Marian Cathedral of Our Mother of Perpetual Help, in the Kazakh national capital Astana. The founding and only Apostolic administrator Tomasz Peta was appointed the first Archbishop of Mary Most Holy in Astana by John Paul II on May 17, 1999. Pope John Paul II erected it as the Apostolic Administration of Astana on July 7, 1999, on territory split off from the then