Republic of Upper Volta 1984, from Upper Volta to Burkina Faso, which means "Land of Incorruptible People". The name Upper Volta indicated that the country contains the upper part of the Volta River. The colors of the national flag corresponded to the names of its three main tributaries — the Black Volta, the White Volta, and the Red Volta. Upper Volta obtained independence on August 5, 1960. The first president of the country, Maurice Yaméogo, is at the head of the Alliance for Democracy and the Federation / African Democratic Rally . The 1960 Constitution establishes the election by direct universal suffrage of the
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