HMS Vanguard and Le Triomphant submarine collision 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 to the UK Ministry of Defence, moving "at very low speed"; both are equipped with active and passive sonar, although only the latter is used on an operational patrol. HMS "Vanguard" was on a routine patrol in the Eastern
French submarine Le Terrible (S619) Macron visited the submarine in the Atlantic and took part in a simulated missile launch. 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