Shining Path of the center and south of Peru and had a large presence in the outskirts of Lima. As the organization grew in power, a cult of personality grew around Guzmán. The official ideology of the Shining Path ceased to be "Marxism–Leninism–Mao Tse-tung thought", and was instead referred to as "Marxism–Leninism–Maoism–Gonzalo thought". The Shining Path fought against Peru's other major guerrilla group, the Túpac Amaru Revolutionary Movement (MRTA), as well as campesino self-defense groups organized by the Peruvian armed forces. Although the reliability of reports regarding the Shining Path's atrocities remains a matter of controversy in Peru, the organization's use of
Communist Party of the Soviet Union armed conflict. Rather, Stalin argued that the Soviet Union should in the meantime pursue peaceful coexistence and invite foreign investment in order to develop the country's economy and build socialism in one country. Ultimately, Stalin gained the greatest support within the party, and Trotsky, who was increasingly viewed as a collaborator with outside forces in an effort to depose Stalin, was isolated and subsequently expelled from the party and exiled from the country in 1928. Stalin's policies henceforth would later become collectively known as Stalinism. In 1925, the name of the party was changed to the All-Union Communist Party (bolsheviks),