U+boats+cda

=U-Boats= ====The seas around the british isles were declared a war zone by the german government any ship found there after the 18th of february faced sinking without warning from unseen u-boats. Even a neutral flag offered no safety it was considered war deception. At the end of 1915 about 850,000tons of shipping had been lost, with 20 u boats sunk. 94 ships were sunk due to land mines set by the german mine laying "UC" class of u-boats.====