death Chairman Mao Zedong dies death "1976: Chairman Mao Zedong dies" death "1976: Chairman Mao Zedong dies" "1976: Chairman Mao Zedong dies" "1976: Chairman Mao Zedong dies" Chairman Mao Zedong dies "1976: Chairman Mao Zedong dies" "1976: Chairman Mao Zedong dies" "1976: Chairman Mao Zedong dies" "1976: Chairman Mao Zedong dies" "1976: Chairman Mao Zedong dies" "1976: Chairman Mao Zedong dies"