1927年国共合作破裂之后,斯大林与托洛茨基两派在是否应与国民党合作、革命形势是否已转入低潮、今后中国社会与革命究竟为何性质等问题上,展开针锋相对的争论。托洛茨基一派失势以后,共产国际内部对其展开了思想上与组织上的清算。共产国际第六次代表大会“号召各国党一致地肃清反对派所散布的非列宁主义的思想,消灭他在党内的任何活动”。 After the breakdown of the Kuomintang-Communist cooperation in 1927, the two factions of Stalin and Trotsky started a tit-for-tat dispute over whether or not the Kuomintang should cooperate with each other, whether the revolutionary situation has turned into a downturn, and the nature of Chinese society and the revolution in the future. After the Trotskyite lost its grip, the Communist International conducted its own ideological and organizational liquidations. The Sixth Congress of the Comintern called for the all parties to unanimously clear the non-Leninist ideas spread by the opposition and eliminate any activities in the party. "