Who was the leader of the communist radicals when they began the cultural revolution in china?

In 1966, China's Communist leader Mao Zedong launched what became known as the Cultural Revolution in order to reassert his authority over the Chinese government.

would it be plagiarism to copy and paste off of here? ?

an informal structure in a bureaucracy would be something like so-called "office politics". where there's a formal structure set up for the organization, but then an informal subculture as well that has a way of organizing the bureaucracy further. this can be positive because it sets up an added degree of organization, albeit informal, within the bureaucracy.