The complete texts of Marx's three addresses dealing with the Franco-Prussian War of 1870-71, and the heroic defence of Paris by the Commune, with an Introduction by Frederick Engels. Included as an appendix are Marx's famous letters to Dr. Kugelmann on the Commune.
Also Lenin's thoughts on the meaning of the Commune to the working class state. Nikita Fedorovsky's essay, "Marx's 'Civil War in France'" provides important background.