The offensive began Process_start in great secrecy on 6 March 1945 with an attack Killing near Lake Balaton , the area included Cause_to_be_included some of the last oil reserves still available to the Axis .

The contemporary investigations Criminal_investigation in both the United Kingdom and the United States into the precise causes Causation of the ship 's loss were obstructed Hindering by the needs of wartime secrecy and a propaganda campaign to ensure all blame fell upon Germany .

Due to the ostensible neutrality of Laos , guaranteed Commitment by the Geneva Conference of 1954 and 1962 , both the U.S. and North Vietnam strove to maintain Preserving the secrecy of their operations and only slowly escalated military actions there .

The Maralinga tests Testing were subject to extreme secrecy , but by the late 1970s there was a marked change Change in how the Australian media covered Hiding_objects the British nuclear tests Testing .

A radio programme broadcast by BBC Radio 4 on 26 November 2007 advanced Cause_to_make_progress the theory Statement that the accident Catastrophe was the result of a missile strike Destroying or bomb Catastrophe , and that the true cause Causation has been suppressed Hindering by the French Government under secrecy laws .

Men on La Pérouse 's fleet , which had sailed Motion with minimal winter provisioning to maintain secrecy , suffered Bodily_harm hardships Confronting_problem including scurvy and other diseases .

Despite the secrecy , French agents were able to discover Know British intentions and warn Warning authorities in Quebec .