What is the primary aim of nuclear weapon safety systems?

The primary aim of nuclear weapon safety systems is to prevent accidental detonation. Safety systems are designed to ensure that nuclear weapons do not detonate either through human error or mechanical failure. The development of these safety features is crucial to maintaining control over nuclear arsenals and minimizing the risk of unintended explosions, which could result in catastrophic consequences.

In nuclear safety, emphasis is placed on engineering and procedural controls that allow for stringent verification before a weapon can be armed or detonated. This involves incorporating various safety mechanisms that can include physical barriers, electronic locks, and strict handling protocols, ensuring that only authorized personnel can access or operate nuclear weapons.

By focusing on preventing accidental detonation, these systems help maintain national security while providing reassurance that nuclear weapons will only be used in a controlled manner under specific, authorized circumstances. This focus on safety contrasts sharply with the other aims listed in the choices, such as enhancing lethality, increasing military readiness, or promoting proliferation, which do not align with the objectives of safeguards and responsible management of nuclear armaments.