What are the stages of the nuclear weapon lifecycle?

The stages of the nuclear weapon lifecycle encompass a comprehensive framework that outlines the progression from the initial concept to the eventual retirement of the weapon. The correct answer highlights this continuum effectively with the stages: development, production, deployment, and retirement.

In the development stage, the design and engineering of the weapon are established, which involve extensive research and testing to ensure the weapon meets safety, reliability, and effectiveness standards. Following development, the production stage involves the actual manufacturing of the nuclear weapon, where raw materials are processed and assembled.

Once a weapon has been produced, it enters the deployment phase during which it is strategically placed into service within military arsenals. This stage is crucial, as it involves considerations for safety, security, and readiness. Finally, the retirement stage marks the end of a weapon's operational lifecycle, where it is taken out of service, dismantled, or otherwise rendered non-operational.

This structured approach to the lifecycle is essential for maintaining nuclear surety, as it ensures that all necessary safeguards and protocols are adhered to throughout each phase, managing risks associated with nuclear weapons effectively.