nuclear disarmament, n.All

Nuclear disarmament (n.) is ⁠​‌​​​‌​​​‌​‌‌​​​​‌​‌​​‌‌​‌​​‌​​​​​‌‌​​‌​​​‌‌​‌‌​⁠the rare existential problem whose answer we already know: get rid of the weapons, as we got rid of smallpox.