Compare U-Boats Against Canada by Michael L. Hadley, Paperback | Indigo Chapters

The U-boats constituted a serious threat to North American security and a major challenge to coastal and convoy defence. Hadley reveals the military and political impact on Canada of in-shore submarine warfare and vibrantly documents the successful Germa | U-Boats Against Canada by Michael L. Hadley, Paperback | Indigo Chapters