From the toppling of the Qing Empire in 1911 to the Chinese Communist Party coming to power in 1949 to the various campaigns and mass protests through the Mao era and the post-Mao era of reform,revolutionary upheavals characterized China's twentieth century. Ying Qian studies documentary film as an "eventful medium" deeply embedded in these upheavals and as a prism to investigate the entwined histories of media and China's revolutionary movements.