Mariology of the popes John Paul II), visits to Marian shrines (Benedict XVI in 2007) and by actively supporting the fathers of Vatican II as they highlighted the importance of Marian veneration (Popes John XXIII and Paul VI) in "Lumen gentium". Popular views like the Assumption and the Immaculate Conception developed into papal teaching over time. Popes have also limited and cautioned against some devotional practices. In 1674 Pope Clement X (1670–1676) indexed books on Marian piety. After the Council of Trent, "Marian fraternities" were founded, fostering Marian piety, not all of which were approved. Not all Popes took the same view on Marian
Papal name began to adopt a new name upon their accession. This first started in the sixth century and became customary in the 10th century. Since 1555, every pope has taken a papal name. The pontificial name is given in Latin by virtue of the Pope's status as Bishop of the Holy See of Rome. The Pope is also given an Italian name by virtue of his Vatican citizenship. However, it's customary when referring to popes to translate the regnal name into all local languages. Thus, for example, Papa Franciscus (Latin, the official language of the Holy See), is Papa Francesco in