Translation of: Civilisation ou barbarie. Includes bibliographical references (pages 411-440) and index.

Prehistory : race and history : origin of humanity and racial differentiation -- Critical review of the most recent theses on the origin of humanity -- The myth of Atlantis restored to historical science through radiocarbon analysis -- Latest discoveries on the origin of Egyptian civilization -- Clanic and tribal organization -- Structure of kinship at the clanic and tribal stage -- Race and social classes -- Birth of the different types of states -- Revolutions in history : causes and conditions for success and failure -- The different revolutions in history -- Revolution in the Greek city-states : comparison with AMP states -- Characteristics of political and social African structures and their effect on historical movement -- Critical review of the latest theses on the AMP -- How to define cultural identity? -- Toward a method for an approach to intercultural relations -- Africa's contribution : sciences -- Does an African philosophy exist? -- Greek vocabulary of black-African origin.