First published in English in 1921, this work was originally written by renowned Marxist historian Max Beer to commemorate the centenary of Marx's birth. It is a definitive biography, full of interesting personal details and a clear and comprehensive account of Marx's economic and historical doctrines A special feature of this unique work is the new light thrown on Marx's attitude to the "Dictatorship of the Proletariat" and Bolshevist methods generally.