Karl Marx was the philosopher who advocated for the construction of a radically socialist society where all property was socially controlled. Marx's ideas and theories on socialism and communism have had a significant impact on history and continue to shape political and economic discourse today.

Marx's Critique of Capitalism:
Marx's philosophy was built upon a critique of capitalism, which he believed perpetuated inequality and exploitation. He argued that capitalism was structured in a way that allowed the bourgeoisie, or the capitalist class, to exploit the proletariat, or the working class. According to Marx, the bourgeoisie owned the means of production and controlled the wealth, while the proletariat, who sold their labor, were left with little power or control over their own lives.

The Vision of a Socialist Society:
Marx envisioned a socialist society as a means to address the inherent flaws of capitalism. In a socialist society, all property and means of production would be socially controlled, rather than being owned and controlled by private individuals or corporations. This would eliminate the class divide and the exploitation of the working class.

The Role of the Proletariat:
According to Marx, the proletariat had a crucial role to play in bringing about this socialist transformation. He believed that the working class, through their collective action and struggle against the bourgeoisie, would eventually rise up and overthrow the capitalist system. This revolution would lead to the establishment of a socialist society, where the means of production were owned and controlled by the workers themselves.

The Transition to Communism:
Marx also envisioned a further stage beyond socialism, which he called communism. In a communist society, there would be no need for a state or any form of social hierarchy, as all property would be held in common by the people. This would result in a classless society where everyone's needs were met and individuals were free to pursue their own interests and passions.

Conclusion:
Karl Marx's ideas on socialism and communism have had a profound impact on political and economic thought. His vision of a radically socialist society, where all property was socially controlled, aimed to address the inequalities and exploitation inherent in capitalism. While his theories and predictions have been subject to various interpretations and criticisms, Marx's ideas continue to be influential in shaping discussions on social justice and economic systems.