The Unthinkable : systematic analysis of the events of September 11, 2001 , which preceded them.... Authorship of a team of specialists from the Institute for System and Strategic Analysis , This is a unique study ,. which plunges the reader into the depths of one of the most discussed and mysterious events of modern times. This work is not just a chronicle of the tragedy, but a complex, multi-layered analysis of the causes, prerequisites and consequences that led to the devastating attacks on the World Trade Center and the Pentagon. The author’s team, uniting experts in the field of system analysis, political science, history and security, offers a new look at the events of September 11, revealing them as the result of a complex chain of interrelated factors, often left out of the field of view of the media. The book “Unthinkable” is not only a historical review, but also a deep analytical analysis that makes you think about how the modern world functions, what systems and structures can lead to disaster, and what is hidden behind the facade of the official versions. It details previous events, political and economic motives, as well as the role of various international actors, making it particularly relevant to those interested in geopolitics, strategy, and security. The author's style is distinguished by clarity and logical consistency, which allows even an unprepared reader to easily navigate complex concepts, and professionals to find new ideas and hypotheses for further research. The book “Unthinkable” will be of interest to a wide range of readers: from undergraduate and graduate students studying international relations and security, to professionals in the field of analytics and intelligence. It is perfect for those who are looking for alternative points of view, seek to understand how systemic processes can lead to global crises, and who want to expand their knowledge of the hidden mechanisms of world politics. This work will also be a valuable resource for all those who are not indifferent to issues of national security, terrorism and international conflicts. A special place in the book is occupied by an analysis of the prerequisites and factors that could prepare the ground for the tragedy of September 11, as well as a discussion of possible scenarios of events and their consequences. The author’s team is not limited to traditional versions, but offers to look at events through the prism of system thinking, which allows us to understand how individual elements of the global system interact and can lead to the “unthinkable”. As a result, the reader receives not only factual information, but also a tool for critical analysis, which makes the book “Unthinkable” an important contribution to the modern discussion about security and risk management. The peculiarity of this work is its interdisciplinary approach, which combines historical facts, analytical models and strategic concepts. This approach allows not only to understand what happened, but also to think about how to avoid similar tragedies in the future. The author's style is distinguished by accuracy and scientific rigor, while the language of presentation remains accessible and fascinating, which makes reading not only informative, but also exciting. If you are looking for a book that will help you look at the events of September 11 from a new angle, understand the hidden mechanisms and system connections, as well as expand your knowledge of global strategies and international conflicts, “Unthinkable” is exactly the work that is worth reading. This book will be a valuable addition to your library, stimulating critical thinking and broadening the horizons of understanding the modern world. It reveals topics that concern everyone interested in history, politics and security, as well as those who seek to understand how the complex system of global processes functions and what is behind the obvious events.