3058119 People\'s Liberation Army propaganda team publicize the teachings of Chairman Mao, 1967 (photo) ; Private Collection; (add.info.: The Great Proletarian Cultural Revolution (1966-76) was a movement lead by Mao. People\'s Liberation Army unit stationed in Kwangtung province formed a propaganda team to go into the countryside and streets publicizing his teachings. Areas of Kwangtung were chosen as sites to send intellectuals for thought reform. ); Universal History Archive/UIG; out of copyright.