Berber calendar have begun computing the years starting from 950 BC, the approximate date of the rising into power of the first Libyan Pharaoh in Egypt, Shoshenq I, whom they identified as the first prominent Berber in history (he is recorded as being of Libyan origin). For example, the Gregorian year corresponds to the year of the Berber calendar. This innovation has been adopted with conviction by many supporters of the Berber culture and is now a part of the cultural heritage of this people, fully integrated in the system of traditional customs related the North-African calendar. Berber calendar The Berber calendar
Proto-Berber language the use of a lingua franca which became Proto-Berber. Reconstructions of the ancient stages of this language are based on comparisons with other Afro-Asiatic languages in various stages and on the comparisons between the varieties of modern Berber languages or with Touareg, considered by some authors like Prasse to be the variety that best preserved proto-Berber. Some authors have criticised the reconstructed Proto-Berber phonological systems as being too close to those of modern Berber varieties because the common elements derived from the comparisons project modern phonology onto the Proto-Berber stage. Some earlier attempts to derive the phonemic inventory of Proto-Berber