Communism, the political and economic doctrine that aims to replace private property and a profit-based economy with public ownership and communal control of at least the major means of production (e.g., mines, mills, and factories) and the natural resources of a society. Communism is thus a form of socialism—a higher and more advanced form, according to its advocates. Exactly how communism differs from socialism has long been a matter of debate, but the distinction rests largely on the communists’ adherence to the revolutionary socialism of Karl Marx.Soviet Union: Lenin addressing crowd, 1920The Granger Collection, New YorkLike most writers of the 19th century, Marx tended to use ... (100 of 6,143 words)