Einstein Biographical Facts V
Einstein was a pacifist and an active leader in the international anti-war movement.
Advocated military preparedness against the threat of Nazism.
He was tireless in his efforts to prevent war.
He was urged by physicists to write his famous letter to President Roosevelt to make him aware of the inherent dangers of Germany’s developing an atomic bomb.
When asked how World War III would be fought he said he didn’t know. But he said World War IV would be fought with sticks and stones.