Collective mobilisations in Africa : mobilisations collectives en Afrique : enough is enough! / ça suffit! /An address to the National Assembly on African affairs : August 8, 1960 /World press comments on the Conference of Independent African States, April, 1958.Meeting of the steering Committee at Dar es Salam (Tanganyika) from 26 to 30th January 1961 /Éloge de la révolution /Positive Action Conference for Peace and Security in Africa : Acra, April 7-10, 1960 /Bandung, Cairo and Accra : a report on the First Conference of Independent African States /Remembering Julius Nyerere in Tanzania : history, memory, legacy /