Includes bibliographical references and index Chronology: The lives of Marx and Engels. -- pt. I. The early Marx. Marx on the history of his opinions (Preface to A contribution to the critique of political economy) ; Discovering Hegel (Marx to his father) ; To make the world philosophical (from Marx's doctoral dissertation) ; For a ruthless criticism of everything existing (Marx to Arnold Ruge) ; Contribution to the critique of Hegel's Philosophy of right ; On the Jewish question ; Contribution to the critique of Hegel's Philosophy of right : Introduction ; Economic and philosophic manuscripts of 1844 ; Critical marginal notes on the article "The king of Prussia and social reform" ; Alienation and social classes (from The holy family) ; Society and economy in history (Marx to P.V. Annenkov) ; Theses on Feuerbach ; The German ideology: Part I. -- pt. II. The critique of capitalism. Wage labour and capital ; The coming unheaval (from The poverty of philosophy) ; Class struggle and mode of production (Marx to Joseph Weydemeyer) ; The Grundrisse ; Capital, volume one ; Capital, volume three ; Crisis theory (from Theories of surplus value) -- pt. III. Revolutionary program and strategy. Manifesto of the Communist Party ; Address of the Central Committee to the Communist League ; Inaugural address of the Working Men's International Association ; Economics and politics in the labor movement (Marx to F. Bolte) ; Against personality cults (Marx to W. Blos) ; The possibility of non-violent revolution (the Amsterdam speech) ; Critique of the Gotha program ; After the revolution: Marx debates Bakunin ; Circular letter to Bebel, Liebknecht, Bracke, and others ; The tactics of social democracy (Engels' introduction to Marx's The class struggles in France, 1848-1850) -- pt. IV. Society and politics in the nineteenth century. Speech at the anniversary of the People's paper ; Working-class Manchester (from The condition of the working class in England in 1844) ; The class struggle in France, 1848-1850 ; The eighteenth Brumaire of Louis Bonaparte ; The civil war in France ; On imperialism in India ; On social revolution in Russia ; Europocentric world revolution (Marx to Engels, Engels to Karl Kautsky) -- pt. V. The later Engels: elaboration and popularization. Speech at the graveside of Karl Marx ; Socialism: Utopian and scientific ; On the division of labour production (from Anti-Dühring) ; On morality (from Anti-Dühring) ; Versus the anarchists (Engels to Theodore Cuno) ; On authority ; The origin of the family, private property, and the state ; Letters of historical materialism