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 Le Terrible (S619) French submarine Le Terrible (S619) Le Terrible is a strategic nuclear submarine of the French Navy. The boat was launched on 21 March 2008 On 27 January 2010, at 9h25, "Le Terrible" launched an M51 SLBM from underwater, in Audierne Bay. The missile reached its target off North Carolina; the flight took about 20 minutes. The submarine was put into service on 20 September 2010 armed with the 16 M51 missiles. "Terrible" is fitted with a new SYCOBS combat system (SYstem de COmbat Barracuda-SSBN) which will also be installed on the new Barracuda class SSNs. In July 2017 French president