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 Roland Morillot (S613) completely submerged, and in April 1948 was permanently assigned to the Navy. On 14 February 1951 she was renamed "Roland Morillot". In August 1956 she took part in Operation "Musketeer" during the Suez Crisis. In 1967 the submarine was placed in reserve, and on 21 May 1969 was sold to Lotti S.p.A at La Spezia for scrapping. French submarine Roland Morillot (S613) German submarine "U-2518 was a Type XXI U-boat of Nazi Germany's "Kriegsmarine" at the end of World War II, which later served in the French Navy, where she was commissioned as Roland Morillot", in honour of Roland Morillot,