<Tr> <Td> <Ul> <Li> </Li> <Li> </Li> <Li> </Li> </Ul> </Td> </Tr> <Ul> <Li> </Li> <Li> </Li> <Li> </Li> </Ul> <P> The political slogan Workers of the world, unite! is one of the most famous rallying cries from the Communist Manifesto (1848), by Karl Marx and Friedrich Engels (German: Proletarier aller Länder vereinigt Euch!, literally "Proletarians of all countries, unite!" but soon popularized in English as "Workers of the world, unite! You have nothing to lose but your chains!") A variation of this phrase ("Workers of all lands, unite") is also inscribed on Marx's tombstone . The essence of the slogan is that members of the working classes throughout the world should cooperate to achieve victory in class conflict . </P> <P> Five years before the Communist Manifesto, the phrase appeared in the 1843 book "The Workers' Union" by Flora Tristan . </P>

Who said the proletarians have nothing to lose but their chains