Religion
According to a 2010 Pew Research study, seventy percent of the population identify as Christian, 2.3% Muslim, 26.8% Unaffiliated and 0.5% other religions. So, for the most part, the country is primarily Christian.
The religions in Luxembourg are universalizing. Christianity and all their branches tend to appeal to people of all ethnic backgrounds. Luxembourg is a secular state, which explains the amount of Christians, but the Grand Duchy recognizes and supports several denominations.
Christianity emphasizes the believer's justification by God in faith alone and Islam is an Abrahamic monotheistic religion centered around the Quran.
Roman Catholism is a hierarchical religion, due to its well-defined geographical structure and division of territory into local administrative units. However, Islam is classified as an autonomous religion because there is no major central figure of control.
