Final answer:
Karl Marx believed that the proletariat would rise up and create a socialist society where the government controls the means of production. This revolution would be led by the proletariat with the guidance of the communists.
Step-by-step explanation:
Karl Marx, a German philosopher, believed that the proletariat, or working class, would rise up against the bourgeoisie, or capitalist class, and create a socialist society where the government controls the means of production. Marx envisioned a world where there are no social or economic classes, no private property, and no rich or poor people. He believed that this revolution would be led by the proletariat, with the communists providing guidance and coordination.