Is possessing nuclear weapons for war or peace?

Nuclear weapons are a double-edged sword. Having nuclear weapons can not only be used for war, but also bring peace within a certain limit; however, nuclear weapons are a tool after all, and they have brought us Things mainly depend on whether its users yearn for peace or war... But in short, weapons were originally invented mainly for war. If you want world peace, you must promote peace, develop peace, and show the benefits of peace to the world. In this way, even if we possess nuclear weapons, they will only be placed in a museum.