2. Karl Marx (1865438+May 5, 2008-1March 65438) was a great mentor of the proletariat all over the world and the founder of scientific socialism. Great statesman, philosopher, economist and revolutionary theorist. His major works are Capital and Manifesto. He is the spiritual leader of the proletariat and the pioneer of the contemporary communist movement. Those who support his theory are considered Marxists. Marx's most famous philosophical theory is his analysis of class struggle in the course of human history. He believes that for thousands of years, the biggest contradiction and problem in the history of human development lies in the plunder of interests between different classes. According to historical materialism, Marx boldly assumed that capitalism would eventually be replaced by communism.