This book, which will make you discover the fate of the 92 German submarines passed by Lorient from August 1942 to August 1943, is punctuated by 15 unpublished testimonies of submariners on life on land when they arrive or leave France. mission. He will tell you the causes of the arrival of a Japanese submarine in Lorient in August 1942. You will discover that until October, the Type IX submarines from this port to distant oceans to the Cape, arrived to sink three times more boats than all those who attacked the convoys en masse in the North Atlantic! You will know the details of the 2 U-Bootes poured by a mine in front of Lorient, then the results of the German submarines facing the Allied landing in North Africa in November 1942. This book will detail you the terrible effects of the massive bombings on the base and the city during the following months. It will show you allied advances in the techniques and armaments that led the U-Boote to abandon the North Atlantic at the end of May 1943, then the allied offensive to destroy German submarines in transit through the Bay of Biscay. You will follow the special missions of the U-66 to land a French agent on the coasts of Africa and that of U-536 to recover submariners escaped from Canada, and finally sending submarines from Lorient to the Indian Ocean ... This book is illustrated by more than 500 exceptional period photos very accurately captioned and 12 maps and plans. A color notebook allows to discover vestiges, documents and memories related to the presence of U-Boote in Lorient.