The Communist Manifestois the most famous of all documents produced by the socialist movement. It appeared in February 1848, on the eve of an explosion of popular revolutionary struggles in France and Germany – revolutionary mass movements that the Manifesto had foreseen.

Since the late 1970s the US SWP has degenerated into a bizarre political sect, which justifies its abstention from involvement in the mass working-class movement with the shibboleth that it is building a ‘communist party of industrial workers’, ie, of blue-collar workers.