Religion in Italy Religion in Italy Religion in Italy is characterised by the predominance of Christianity and an increasing diversity of religious practices, beliefs and denominations. Most Christians in Italy adhere to the Catholic Church, whose headquarters are in Vatican City, Rome. According to the 2012 "Global Religious Landscape" survey by the Pew Forum on Religion and Public Life (an American think tank), 83.3% of Italy's residents are Christians, 12.4% are irreligious, atheist or agnostic, 3.7% are Muslims and 0.6% adhere to other religions. Other sources give different accounts of Italy's Islamic population, usually around 2%. According to other sources, up to 10%
Religion in the United States Highlights: The table below shows the religious affiliations among the ethnicities in the United States, according to the Pew Forum 2014 survey. People of Black ethnicity were most likely to be part of a formal religion, with 85% percent being Christians. Protestant denominations make up the majority of the Christians in the ethnicities. Religion in the United States Religion in the United States is characterized by a diversity of religious beliefs and practices. Various religious faiths have flourished within the United States. A majority of Americans report that religion plays a very important role in their lives, a proportion unique