RMS Mauretania (1906) and were requested by the British government to become armed merchant cruisers, but their huge size and massive fuel consumption made them unsuitable for the duty, and they resumed their civilian service on 11 August. Later, due to lack of passengers crossing the Atlantic, "Mauretania" was laid up in Liverpool until May 1915 at the time that "Lusitania" was sunk by a German U-boat. "Mauretania" was about to fill the void left by "Lusitania", but she was ordered by the British government to serve as a troop ship to carry British soldiers during the Gallipoli Campaign. She avoided becoming prey
German submarine U-651 German submarine U-651 German submarine "U-651" was a German Type VIIC U-boat built for Nazi Germany's "Kriegsmarine" for service during World War II. She was ordered just after the war started in 1939, laid down on 16 January 1940, launched in December that year and commissioned the following February. She was commanded by Kapitänleutnant Peter Lohmeyer. Her career was a short one. She took part in only one patrol and sank two ships in convoy Convoy HX 133: the merchantmen "Brockley Hill" and . She was sunk by the escort for the same convoy but 45 of her crew were