Abstract: Concerning on the subject of political practice, aleatory materialism critiques viewpoints of subject in the theory of economic determinism and idealism. These issues make the process of discovering the rules of object become a circle. Base on posing the general problem, the subject of political practice depends on concrete situation that the event effects, the party of proletariat should unite with other advance classes. In this procedure, they should create a new ideology with the position of materialism and oppose on ideology of ruling class. After that, whatever the political subject is or new nation is born on general will of people. Althusser thought Lenin and Mao made new nation born.