Karl Marx has had a profound and lasting impact on politics, economics, and philosophy. His critique of capitalism, outlined in works such as The Communist Manifesto and Das Kapital, challenged the structures of industrial society and inspired movements across the world. Marx introduced the idea of class struggle as the driving force of history, framing society as a conflict between the ruling bourgeoisie and the working proletariat. His theories shaped socialist and communist ideologies, influencing revolutions in countries such as Russia and China. Beyond politics, his work affected sociology, economics, and cultural studies, providing frameworks for analyzing power, labor, and inequality. Even where his ideas were rejected, they sparked debate and forced reforms within capitalist systems, such as labor protections and welfare policies. Marx’s legacy remains controversial, but his impact is undeniable, as his ideas continue to shape discussions about justice, inequality, and the structure of society.