Socialism

A system of social organization based on public ownership and control of the principal means of production and distribution of goods; distinguished from communism in the Western world in that it advocates progressive reforms within a democratic society

They were the early voices of modern-day socialism, which has been defined as a system of social organization based on public ownership and control of the principal means of production and distribution of goods. While its fundamental aims are similar to those of communism, present-day social democracy differs from Marxism in that it advocates progressive reforms but not revolution and a one-party system.