Algeria
Islam is the predominant religion in Algeria, with its adherents, mostly Sunnis, accounting for 99% of the population according to a 2012 CIA World Factbook estimate, and 97.9% according to Pew Research in 2010. There are about 150,000 Ibadis in the M'zab Valley in the region of Ghardaia.
Politics of Algeria
Under the 1976 Constitution (as modified 1979, and amended in 1988, 1989, and 1996) Algeria is a multi-party state. All parties must be approved by the Ministry of the Interior. To date, Algeria has had more than 40 legal political parties. According to the Constitution, no political association may be formed if it is "based on differences in religion, language, race, gender, or region."