The Communist Party, its leaders, Mao Tse Tung in the lead, give the starting signal of the Cultural Revolution in August 1966 in Beijing that lasts five years.
Historical sites, objects of art are then destroyed under the pretext of eliminating the old customs, the traditional culture, the old manners, the reactionary thoughts.
Thousands of families are attacked, tortured, beaten to death.
The crimes perpetrated during the Cultural Revolution are the work of the Red Guards a student mass movement mobilized by Mao.
D is the correct answer.