U-869, the submarine profiled in the NOVA program "Hitler's Lost Sub," was just one of the more than 1,100 Unterseeboote, or U-boats, sunk, scuttled, captured, or otherwise lost to German forces ...

By the end of 1917 U-boats had sunk 30% of the worlds merchant shipping. The convoy system was introduced in September 1917 and this led to a reduction in sinkings. This and the increasing ...

The weapon would be the submarine, U-boats. On a desolate mud bank in the ... Between February and June 85,000 tonnes of sugar were also sunk. Flour and wheat were soon in short supply and a ...