The Navy Eternal: Which Is the Navy-That-Floats, the Navy-That-Flies and the Navy-Under-The-Sea

1918. The Great War is nearing its end, and the world of naval warfare is undergoing a revolution. On the River Dart, young cadets aboard the training ship Britannia dream of serving in a navy that no longer belongs solely to the sea. There is the Navy-That-Floats: proud surface vessels and the centuries of tradition they carry. The Navy-That-Flies: fragile aircraft taking to the skies, rewriting the rules of battle. And the Navy-Under-The-Sea: silent, deadly submarines prowling the depths. Through the eyes of these cadets, and the stern yet caring figure of Harker who oversees their training, Bartimeus captures a hinge moment in military history, when old ways and new technologies collide. This is a coming-of-age story steeped in camaraderie, ambition, and the weight of duty a generation must bear. For readers who cherish historical fiction rooted in genuine period atmosphere, or who have ever wondered what it meant to be young and heading toward war as the old world transformed around them.