HMS Vanguard and Le Triomphant submarine collision across the seabed". However, a government spokesman said that there "was no compromise to nuclear safety". Hervé Morin, France's Minister of Defence, said that they "face an extremely simple technological problem, which is that these submarines are not detectable". HMS Vanguard and Le Triomphant submarine collision The submarines HMS "Vanguard" and "Triomphant" collided in the Atlantic Ocean in the night between 3–4 February 2009. Both are nuclear-powered ballistic missile submarines. The Royal Navy's and the French Navy's both sustained damage, but no injuries or radioactivity releases were reported. At the time of the collision, both vessels were submerged and, according
French submarine Bernouilli struck a mine off Cattaro and sunk. All 23 of her crew were lost. Her commander, Rene Audry, was honoured by having a submarine named after him. French submarine Bernouilli French submarine "Bernouilli" (Q83) was a Laubeuf type submarine of the "Brumaire" class, built for the French Navy prior to World War I. "Bernouilli" was ordered by the French Navy as part of its 1906 programme and was laid down at the Arsenal de Toulon in November of that year. Work progressed slowly, and she was not launched until 1 June 1911. She was commissioned on 29 October 1912. She