[1][2] The purge was supported by the Central Committee of the Chinese Communist Party and was led by Teng Haiqing, a lieutenant general (zhong jiang) of the People's Liberation Army.
[2][4][5][7][8][9][11][12] After the Cultural Revolution, the purge was regarded as a "mistake" and its victims were rehabilitated by the Chinese Communist Party (CCP) during the "Boluan Fanzheng" period, but the commander of the purge, Teng Haiqing, received no trial or legal punishment at all because the Central Committee of CCP thought he had made achievements during the wars in the past.
[2] On 27 July 1967, the northern branch of the Central Committee of the Chinese Communist Party announced that Ulanhu had conducted five crimes, including anti-Maoism, anti-socialism, separatism, and so on.
[1][17] Supported by Marshal Lin Biao, Jiang Qing (Mao's wife) and Kang Sheng (head of the internal intelligence agency of the Central Social Affairs Department), Teng began to initiate a massive purge which was intended to "dig out" the "poison of Ulanhu" in the Inner Mongolia region.
[19] The Inner Mongolia incident was regarded as a "mistake" and its victims were rehabilitated by the Chinese Communist Party (CCP) in 1979 during the "Boluan Fanzheng" period, blaming the entire purge on “the Gang of Four and the Lin Biao Clique”.