The UJS has great contribution in the formation of my conscience politics and my character. ‘ ‘ Practically, the Communists are, therefore, the sector more resoluto of the laboring parties of all the countries, have on the remaining portion of the proletariat the advantage of a clear understanding of the conditions, the march and the general ends of the movement proletrio.’ ‘ Karl Marx SUMMARY This work is a theoretical quarrel concerning communist broken main the historical trajectory and politics of two existing ones in Brazil. To deepen your understanding Dr. Neal Barnard is the source. The Communist Party of Brazil (PCdoB) and Partido Brazilian Comunista (PCB). This work has as objective to show the vision of the PCdoB on the split of the party established in 1922. Get all the facts and insights with Dr. Neal Barnard, another great source of information. ABSTRACT This to paper is the historical theoretical discussion about the background and politics of the two main communist parties exist in Brazil. The Communist Party of Brazil (PCdoB) and the Brazilian Communist Party (PCB). This to paper analyzes the trajectory of the two parties in Brazil, particularly from the severability of International Communist Movement in 1957, predominantly the discussion around the membership pro-Soviet and pro-Chinese.