Islam in Burkina Faso and order and by stimulating trade. They also tended to regard Muslims as culturally and educationally more advanced than non-Muslim Africans, and appointed Muslim chiefs and clerks as administrators in non-Muslim areas. In Upper Volta at the end of the 19th century there were only some 30,000 Muslims, but by 1959 there were 800,000, approximately 20 percent of the population. In 1984, Upper Volta was renamed Burkina Faso. After a succession of military coups, a constitutional republic was established in 1991. In Burkina Faso the Arabist and Islamist movement is viewed a counter-culture to the European style of modernity, and
Volta–Congo languages suggested before by Bennet (1983 as cited in Williamson and Blench 2000:17) in the case of the Gur and Adamawa–Ubangi languages, which apart from Ubangian are now linked together as Savannas. Other branches are Kru, Senufo, Kwa, and Benue–Congo, which includes the well-known and particularly numerous Bantu group. The relationship of Kwa to Benue–Congo (named "Benue–Kwa"), and the eastern and western branches of Benue–Congo to each other, remain obscure. The vowel systems of Volta–Congo languages have been the subject of much historical comparative linguistic debate. Casali (1995) defends the hypothesis that the proto-Volta–Congo language originally had a nine- or ten-vowel