iran is home to one of the world's oldest continuous prime civilizations. the iranian history is full of major events such as wars. revolutions, invasions, occupations, dawnfalls and revivals, as well as religious, political, social, and intellectual movements. countless famous scholars in literature, poetry, art, philosophy, religion, medicine, astronomy, and other branches of knowledge have contributed to the iranian cultural and social heritage. providing a visual overview, a chronological walk through, and big picture of the subject, this book is structured around a template which make the complex network of the major events in the iranian history accessible and comprehensible. more specifically, it helps the reader to see when an event of historical value is happening in conjunction with other major events at any specific period of time. it also gives reader a panoramic view of change over time, and also allows her or him, to think of a cause and effect relationship between the historical episodes more easily.