This survey of the unique revolution of Imam Husayn (as) is analytical in essence, its purpose is to give a qualitative rather than quantative account.
It has dealt with the causes, policies and results of the eternal revolution, in the hope of unveiling the startling aspects of the revolution's message which is often neglected in its traditional commemoration.
In being confronted with this event, many questions need to be answered; why did this revolution take place? What were its implications and procedures? And what were its conclusive results? These answers may provide a guiding light on which people can formulate their judgments.
The answers to the above questions are by no means easy, because they involve analysis of the prevailing conditions before and after the revolution. Indeed comprehensive answers would require a work of many volumes in order that one may be satisfied. Not to mention the stormy and turbulent events of the time, which add substantial difficulties in the way of objective research.
The following account is only a person's viewpoint which is not necessarily the complete answer, nevertheless, it is based on the most popular and trustworthy authorities on the subject.
To understand Imam Husayn's personality and the collective culture of the society, a summary of Islam's view of life is necessary.