In his seminal work 'Political Power and Social Classes', Poulantzas argues that the state's fundamental role is to ensure the reproduction of the conditions of production. By maintaining social cohesion and managing class contradictions, the state facilitates the continued existence and expansion of the capitalist mode of production as a whole.

Marxist theory suggests that the proletarian state must actively consolidate its power by shaping the social consciousness of the populace. This involves utilizing state institutions, including education, media, and cultural outlets, to promote socialist values and dismantle the ideological hegemony of the former capitalist ruling class, thereby ensuring the long-term stability of the revolutionary transition.

The diversity in interpreting Marx stems from the vast, evolving nature of his writings. His early works, such as the 'Economic and Philosophic Manuscripts of 1844', emphasize human alienation and ethics, while later works like 'Capital' focus on structural economic laws. This duality allows scholars to emphasize different aspects of his thought, leading to the coexistence of deterministic and humanist interpretations.

Historical materialism is the methodological approach used by Marx to understand human history. It posits that the material conditions of a society's mode of production—the economic base—fundamentally determine its social organization, political structures, and intellectual life. This framework suggests that history progresses through dialectical conflicts arising from changes in the economic base.

Marx argued that capitalism inherently leads to the polarization of society. As competition intensifies, small business owners and the petty bourgeoisie are unable to compete with large-scale capital, eventually being forced into the proletariat class. This process of proletarianization suggests that the middle class will gradually diminish, with its members sinking into the ranks of the wage-earning working class.

Marx's works cover diverse themes: 'The Eighteenth Brumaire' analyzes political events in France; 'The Civil War in France' discusses the Paris Commune; 'Grundrisse' serves as a foundational methodological text for his later economic works; and 'The Poverty of Philosophy' is a direct critique of Proudhon's utopian socialist ideas. This matching reflects the thematic focus of these specific Marxist texts.

This iconic phrase appears at the conclusion of 'The Communist Manifesto', written by Karl Marx and Friedrich Engels. It serves as a rallying cry for the international proletariat to rise against the capitalist class, emphasizing the necessity of global class solidarity to overthrow oppressive economic structures and achieve a socialist revolution.

Marxist theory posits that the historical progression toward communism involves the total abolition of private property and class structures. Consequently, the social and economic divide between the bourgeoisie, who own the means of production, and the proletariat, who sell their labor, is expected to vanish entirely, resulting in a classless society where such distinctions are no longer relevant.

Karl Marx is the foundational figure of scientific socialism and communism, not liberalism. While T.H. Green, J.S. Mill, and Jeremy Bentham are key figures in the development of liberal and utilitarian thought, Marx critiqued the liberal emphasis on individual rights and private property, arguing instead for a materialist interpretation of history and the necessity of class struggle to achieve a stateless, classless society.

The dictatorship of the proletariat is intended to transition society from private ownership to collective ownership. By placing the means of production under the control of the state, which is then managed by the working class, the system aims to ensure that production is directed toward the benefit of society as a whole, rather than for the private profit of a small capitalist class.