1818-1883 1820-1895 1848 biography capital capitalism christianity classicliterature communism communismandsocialism communisme communistischmanifest(marx) doctrinaltheology economics engels essence februaryrevolution france friedrich genius germany histoire history ideologiesanddoctrines karl kirchlichedogmatik(barth longnowmanualforcivilization manifestderkommunistischenpartei(marx marx marxism marxisme mouvementouvrier nature nonfiction offenbarung philosophy philosophyandethics politicalanddiplomatichistory politicalideologies politicalparties politicalscience politics politicsandgovernment politicsandsocialsciences prolétariat reformiertetheologie religion religionstheologie religiousaspects revelation socialconflict socialcontract socialism socialisme socialjustice sources truth