16/05/1966 The Communist Party of China issues the "May 16 Notice"
What was China's Cultural Revolution? BBC News
What Was China's Cultural Revolution and Why Was It So Violent?
Analysis: How the Cultural Revolution changed China
The Great Proletarian Cultural Revolution was a sociopolitical movement that took place in China from 1966 to 1976. Set in motion by Mao Zedong, its stated goal was to preserve 'true' Communist ideology in the country by purging the remnants of capitalism and traditional elements from Chinese society, and to re-impose Maoist thought as the dominant ideology within the Party.