In vivid detail, Francis Wheen tells the story of Das Kapital and Karl Marx's twenty-year struggle to complete his unfinished masterpiece. Born in a two-room flat in London's Soho amid political squabbles and personal tragedy, the first volume of Das Kapital was published in 1867, to muted praise. But after Marx's death, the book went on to influence thinkers, writers, and revolutionaries, from George Bernard Shaw to V. I. Lenin, changing the direction...