MOSCOW -- A deadly explosion at a naval weapons testing range in northwestern Russia. A brief spike in radiation levels. An evacuation order issued, then rescinded, for a nearby village. Last week's ...

France’s new submarine-launched ballistic missile (SLBM) is the latest upgrade in its line of M51 missiles—extending its range to as far as 6,200 miles (10,000 km). The French Navy has a new nuclear ...

French president Emmanuel Macron speaks to the crew of the submarine "Le Terrible" from the operations center of the vessel. (Fred Tanneau/POOL/AFP via Getty Images) PARIS — France introduced a ...

The M51 SLBM exemplifies France’s commitment to nuclear deterrence, evolving from conceptual designs in the 1980s to a sophisticated weapon system operational in the 2020s. With Europe once more ...

The M51.3 missile is equipped with new oceanic nuclear warheads (TNO-2) that have a longer range, better precision, and deeper penetration capabilities than France’s existing arsenal. It is also ...