History of economic thought its critics. Socialism emerged in response to the miserable living and working conditions of the working class in the new industrial era, and the classical economics from which it sprang. The economic and political theory published in "The Communist Manifesto" (1848) and "Das Kapital" (1867) combined with the dialectic theory of history inspired by Friedrich Hegel (1770–1831) to provide a revolutionary critique of nineteenth-century capitalism. In 1845 German radical Friedrich Engels (1820–1895) published "The Condition of the Working Class in England in 1844", describing workers in Manchester as "the most unconcealed pinnacle of social misery in our day." After Marx
The Communist Manifesto were Spanish editions in Latin America. This uneven geographical spread in the "Manifesto"s popularity reflected the development of socialist movements in a particular region as well as the popularity of Marxist variety of socialism there. There was not always a strong correlation between a social-democratic party's strength and the "Manifesto"s popularity in that country. For instance, the German SPD printed only a few thousand copies of the "Communist Manifesto" every year, but a few hundred thousand copies of the "Erfurt Programme". Further, the mass-based social-democratic parties of the Second International did not require their rank and file to be well-versed