The sinking of the Cunard ocean liner RMS Lusitania occurred on Friday, 7 May 1915 during the First World War, as Germany waged submarine warfare against the United Kingdom who had implemented a naval blockade of Germany.
The ship was identified and torpedoed by the German U-boat U-20 and sank in 18 minutes. The vessel went down 11 miles (18 km) off the Old Head of Kinsale,Ireland, killing 1,198 and leaving 761 survivors.
Image:. "RMS Lusitania passing Hoboken piers." (The Hudson River circa 1908, Detroit Publishing glass negative)