Truman’s Deep Regret at the Atomic Age He Created

History Unplugged Podcast · Jan 29, 2026 · 57m

In the eight decades since the United States deployed the most destructive weapon ever used, conventional wisdom has held that American leaders were faced with a difficult choice: Invade Japan, which would have cost millions of Japanese and Allied lives in bloody combat or use the fearsome atom bomb in the hopes of convincing the Japanese emperor to surrender. President Truman—in what many have come to regard as an immoral decision—ordered the military to drop the bomb.

Today’s guest is Alex Wellerstein, author of The Most Awful Responsibility: Truman and the Secret Struggle…