Just like the Penguin Dictionary to 20th Century History, and many other manuals in the same series, this book is extremely precious - if not indispensable - for all those studying or needing to have some grasp of international relations and international history. It is of great use for scholars, who may need to refresh their knowledge on one or the other subject, the details of which they might not remember just off their head. While it is also of crucial use to beginners, who may wish to approach their study of international relations with the aid of this truly comprehensive book, offering information and explanations in a rigorous, yet truly easy-to-read, fashion. The entries are dense and concise at the same time, ensuring maximum time-efficiency, thus enabling a speedy and smooth look-up of information. The coverage is of course excellent, covering the globe, and every topic under the field. All in all, it is a book that cannot be missing from the personal stacks of anyone working in this field.