Silent Watchers: The British Navy in the Great War: What It Was and What We Owe It by Copplestone and Bennett is a fascinating in-depth study of the British Navy's contribution to the First World War. The authors reveal the frightening events that took place in the depths of the sea during this difficult period of human history. They describe in detail the role and importance of the English navy in securing victory over the enemy and preserving freedom. This book is an excellent resource for understanding the importance of naval power in major conflicts, and also serves as a great reference guide for those interested in military history and seafaring.