Atlantic U-boat campaign of World War I (6 agos 1914 año – 1 oct 1918 año)

Descripción:

The Atlantic U-boat campaign of World War I (sometimes called the "first battle of the Atlantic", in reference to the World War II campaign of that name) was the prolonged naval conflict between German submarines and the Allied navies in Atlantic waters—the seas around the British Isles, the North Sea and the coast of France.