Influences on Karl Marx was "much more important and copious than Darwin". Although there is no mention of Darwin in "The Communist Manifesto" (published eleven years prior to "The Origin of Species"), Marx includes two explicit references to Darwin and evolution in the second edition of "Das Kapital", in two footnotes where he relates Darwin's theory to his opinion about production and technology development. In the Volume I, Chapter 14: "The Detail Labourer and his implements", Section 2, Marx referred to Darwin's "Origin of Species" as an "epoch-making work" while in Chapter 15, Section I took on the comparison of organs of plants to
The Communist Manifesto but such a document was later deemed inappropriate for an open, non-confrontational organisation. Engels nevertheless wrote the "Draft of a Communist Confession of Faith", detailing the League's programme. A few months later, in October, Engels arrived at the League's Paris branch to find that Moses Hess had written an inadequate manifesto for the group, now called the League of Communists. In Hess's absence, Engels severely criticised this manifesto, and convinced the rest of the League to entrust him with drafting a new one. This became the draft "Principles of Communism", described as "less of a credo and more of an