The Communist Manifesto Engels in their youth—that he opposed for its violent Blanquist tendencies, and later "mature" Marxism that he supported. This latter form refers to Marx in his later life acknowledging that socialism could be achieved through peaceful means through legislative reform in democratic societies. Bernstein declared that the massive and homogeneous working-class claimed in the "Communist Manifesto" did not exist, and that contrary to claims of a proletarian majority emerging, the middle-class was growing under capitalism and not disappearing as Marx had claimed. Bernstein noted that the working-class was not homogeneous but heterogeneous, with divisions and factions within it, including socialist
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