The history of socialism has its origins in the 1789 French Revolution and the changes which it brought, although it has precedents in earlier movements and ideas. The Communist Manifesto was written by Karl Marx and Friedrich Engels in 1847-48 just before the Revolutions of 1848 swept Europe, expressing what they termed scientific socialism. In the last third of the 19th century parties dedicated to Democratic socialism arose in Europe, drawing mainly from Marxism. The Au…