French Navy Conducts Acceptance Firing of M51.3 missile From Le Vigilant SSBN

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1. 1h ago

   France conducts successful test of M51.3 nuclear-capable missile

   The French Navy has successfully test-fired an M51.3 ballistic missile from the nuclear submarine Le Vigilant on October 6, 2026. This test validates the readiness of Le Vigilant after its overhaul and supports France's sea-based nuclear deterrence posture. The missile was launched without a warhead, and the test was attended by French President Emmanuel Macron.

   Why it matters

   This test is part of France's efforts to maintain and modernize its nuclear deterrent capabilities. The M51.3 missile is an upgraded version of the M51 strategic ballistic missile. The test demonstrates the French Navy's ability to launch a nuclear-capable missile from a submarine, which is a critical component of its nuclear deterrence strategy.

   What is confirmed

   • The French Navy conducted an acceptance firing of the M51.3 missile from Le Vigilant SSBN on October 6, 2026.
   • The test was attended by French President Emmanuel Macron.
   • The M51.3 missile was launched without a warhead.
   • The test validates the readiness of Le Vigilant after its overhaul.
   • The M51.3 missile is an upgraded version of the M51 strategic ballistic missile.

   What to watch next

   • France's future plans for the deployment of the M51.3 missile
   • The impact of the test on France's nuclear deterrence strategy
   • The response of other countries, including Russia, to the test
   Sources used for this update (11)

   1. navalnews.com — French Navy Conducts Acceptance Firing of M51.3 missile From Le Vigilant SSBN
   2. France 24 — Macron observes test of new nuclear-capable missile without warhead
   3. Defense News — France fires upgraded nuclear-capable missile from submarine for first time
   4. Le Monde.fr — Macron makes unexpected appearance at missile test launch from nuclear submarine
   5. Reuters — Kremlin says France's test nuclear launch is part of 'dead end' anti-Russia strategy
   6. www.defensenews.com — France fires upgraded nuclear-capable missile from submarine for first time - Defense News
   7. www.armyrecognition.com — France Fires New M51.3 Ballistic Missile From Nuclear Submarine Le Vigilant to Restore Readiness
   8. navyleaders.com — France Test-Fires New Version Of Sub-Launched Ballistic Missile - Navy Leaders
   9. www.navalnews.com — French Navy Conducts Acceptance Firing of M51.3 missile From ...
   10. defencesecurityasia.com — France Fires M51.3 From Le Vigilant, Reinforcing Nuclear ...
   11. www.aerotime.aero — France's new nuclear missile makes first submarine launch
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