Christianity of which Roman Catholicism is the most prominent.
no it was found in Rome hints the name
The most common religion is Roman Catholicism.(catholic)
Catholicism is most common in Western Europe, predominately Southern (Portugal, Spain, and Italy).
Roman Catholicism
Catholicism.
Christianity, specifically Roman Catholicism, is the most common religion in southern Europe. Countries like Italy, Spain, Portugal, and Greece have a majority of their population identifying as Catholic.
Most Irish are Catholics
Catholicism.
Roman Catholicism
Roman Catholicism
Catholicism.