Le Triomphant is a French nuclear-powered ballistic missile submarine, part of the French Navy. It was launched in 1994 and is designed to carry and launch M51 intercontinental ballistic missiles. The submarine is known for its stealth capabilities and advanced technology, ensuring it can operate undetected in various maritime environments. The submarine is 138 meters long and can accommodate a crew of around 100 personnel. Le Triomphant is one of the key components of France's nuclear deterrent strategy, providing a secure second-strike capability in the event of a nuclear conflict.