A sinking of a POW carrier by a U-boat in the South Atlantic exhibits in equal measure the brutality and humanity of Germany’s submarine strategy in the Second World War.
On the morning of 12 September 1942, off the West African coast, the watch officer aboard U-156 spotted a plume of smoke on the horizon. Already three weeks out of Lorient, U-156 – a Type IX submarine, on its fourth war patrol – was due to join a wolfpack in the...










