The Congo - Kinshasa some 250 ethnic groups can be divided into several groups. The first group is formed by the Bantu peoples (about 80% of the population), the main ethnic groups are the Luba, Mongo, Kongo, and the Rwandan Hutu and Tutsi, the other Bantu are the Lunda, the Tchokwe the Tetela, the Bangala, the Shi, the Nande, Hunde, Nyanga, Tembo and the Bembe. The non-Bantu ethnic groups are divided between the Sudanese (Ngbandi, Ngbaka, Mbanje, Moru-Mangbetu and Zande), the Nilotic (Alur, Lugbara and Logo), the Hamites (Hima) and Pygmies (Mbuti, Twa, Baka, Babinga) . The Nilotic and Hamites, who once left the Nile Valley, were confronted with Bantu migrations