He, like thousands of Labour activists and representatives up and down the country - like Mick Antoniw and Julie Morgan - absolutely oppose these "profoundly destructive" weapons.

BBC: Making a point the size of Wales

Nuclear weapons are so destructive and ballistic missiles are so swift, that any substantial increased possibility of their use or any sudden change in their deployment may well be regarded as a definite threat to peace.

CENTERFORSECURITYPOLICY: Center For Security Policy

U.S. officials have decided that cyber-weapons are akin to nuclear bombs, so destructive that only the American president can let them loose.

FORBES: President Obama's New Preemptive Strike Powers Target Cyber-Attackers

If Iran acquires nuclear weapons, the situation will become even more destructive.

CENTERFORSECURITYPOLICY: Israel's Arab cheerleaders

America's possession of nuclear weapons did not shield it from the threat of their destructive power.

CENTERFORSECURITYPOLICY: The strategic lessons of Stuxnet