July 21—22, 2010: The National Party History Work Conference is held in Beijing

July 21—23, 1947: The CPC Central Committee meets in Xiaohe village, Jiangbian county, in Southern Shaanxi

July 21—23, 1977: Deng Xiaoping stresses at the Third Plenary Session of the Tenth CPC that Mao Zedong Thought must be understood correctly for its entire system

July 21, 1968: Mao Zedong issues instructions for a survey report entitled "See the Road of Training Engineering and Technical Personnel from the Shanghai Machine Tool Plant"

July 21—22, 2010: The National Party History Work Conference is held in Beijing