Matches in DBpedia 2016-04 for { <http://wikidata.dbpedia.org/resource/Q569454> ?p ?o }
- Q569454 subject Q7457205.
- Q569454 subject Q9516644.
- Q569454 abstract "The Second Happy Time, also known among German submarine commanders as the American shooting season, was the informal name for a phase in the Battle of the Atlantic during which Axis submarines attacked merchant shipping and U.S. naval vessels along the east coast of North America. The first "Happy Time" was in 1940–41 in the North Atlantic and North Sea.The Second Happy Time lasted from January 1942 to about August of that year and involved several German naval operations including Operation Paukenschlag (or Operation Drumbeat) and Operation Neuland. German submariners named it the happy time or the golden time as defense measures were weak and disorganized, and the U-boats were able to inflict massive damage with little risk. During this period, Axis submarines sank 609 ships totaling 3.1 million tons and the loss of thousands of lives, mainly those of merchant mariners, against a loss of only 22 U-boats. Although less than losses during the 1917 campaign of the First World War, it was roughly one quarter of all shipping sunk by U-boats during the entire Second World War.Historian Michael Gannon called it "America's Second Pearl Harbor" and placed the blame for the nation's failure to respond quickly to the attacks on the inaction of Admiral Ernest J. King, commander-in-chief of the U.S. fleet. Others however have pointed out that the belated institution of a convoy system was at least in substantial part due to a severe shortage of suitable escort vessels, without which convoys were seen as actually more vulnerable than lone ships.".
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