The Gang of Four were blamed for the Chaos of the Cultural revolution. In 1979 the Democracy Wall was established. Wei Jing Sheng was arrested and spent much of the last twenty years in prison for advocating Democracy as the fifth Modernisation. In 1986 the students moved into protests following, similar protests in France. Hefei University was the first then all over China's main cities protest erupted.
Students often ignite the flames of discontent that penetrate the society.
1989 Martial Law was introduced and the Army was sent in to implement it, but the prearations had been poor, the bureaucratic caste controlling China was temporarily isolated and divided. In the face of mass worker opposition organised by the Beijing Autonomous Workers Federation , the Troops joined the protests. Police, Army, Students, Workers and lower layers of the bureaucracy all joined the protests. And beleiving the workers to be too radical.