J. Robert Oppenheimer, who had led the project that culminated in the test, contemplated that morning the possibility that this destructive power might somehow contribute to an enduring peace. He recalled the hope of Alfred Nobel, the Swedish industrialist and philanthropist, that dynamite, which Nobel had invented, would end wars.
After seeing how dynamite had been used in making bombs, Nobel confided to a friend that more capable weapons, not less, would be the best guarantors of peace. He wrote, “The only thing that will ever prevent nations from beginning war is terror.”
Our temptation might be to recoil from this sort of grim calculus, to retreat into hope that a peaceable instinct in our species would prevail if only those with weapons would lay them down. It has been nearly 80 years since the first atomic test…