Friedrich Engels (November 28, 1820, Barmen, Prussia – August 5, 1895, London, England) a 19th-century German social scientist and philosopher, developed communist theory alongside his better-kn... (more)

Friedrich Engels (November 28, 1820, Barmen, Prussia – August 5, 1895, London, England) a 19th-century German social scientist and philosopher, developed communist theory alongside his better-known collaborator, Karl Marx, co-authoring The Communist Manifesto (1848). Engels also edited the second and third volumes of Das Kapital after Marx's death.

Source: Wikipedia