World War II: The German auxiliary cruiser Atlantis captures top secret British mail from the Automedon, and sends it to Japan.

The German auxiliary cruiser Atlantis, known to the Kriegsmarine as Schiff 16 and to the Royal Navy as Raider-C, was a converted German Hilfskreuzer , or merchant or commerce raider of the Kriegsmarine, which, in World War II, travelled more than 161,000 km (100,000 mi) in 602 days, and sank or captured 22 ships with a combined tonnage of 144,384. Atlantis was commanded by Kapitän zur See Bernhard Rogge, who received the Oak Leaves to the Knight's Cross of the Iron Cross. She was sunk on 22 November 1941 by the British cruiser HMS Devonshire.

Classified information is confidential material that a government, corporation, or non-governmental organisation deems to be sensitive information, which must be protected from unauthorized disclosure and that requires special handling and dissemination controls. Access is restricted by law, regulation, or corporate policies to particular groups of individuals with both the necessary security clearance and a need to know.

SS Automedon was a Blue Funnel Line refrigerated cargo steamship. She was launched in 1921 on the River Tyne as one of a class of 11 ships to replace many of Blue Funnel's losses in the First World War.