Illustrated with detailed artworks of more than 300 German submarines, Kriegsmarine U-Boats 1939–45 is a comprehensive guide to the submarine arm of the German navy in World War II. Divided by flotilla, this book offers a complete organizational breakdown of U-boat units, from the beginning of the war in the North Atlantic through to last days of the Reich. Every type of German submarine is featured, making it an essential reference guide for modellers, military historians and naval warfare enthusiasts alike.