RE: Why not target the Japanese 16th Army headquarters in Kyushu?
This issue was raised during a lecture by World War II historian Victor Davis Hanson. I’ll try to summarize what I understood from his response to the question…
Hiroshima and Nagasaki were chosen because they were ideal demonstration targets—intact, militarily significant cities whose destruction could be clearly measured—while Kyushu’s 16th Army headquarters did not meet the criteria the Target Committee and Truman relied on.
The choice was driven by military logic, psychological impact, and technical constraints, not by a desire to maximize civilian casualties.
The Target Committee emphasized that the atomic bomb’s effects had to be scientifically observable and psychologically shocking. That meant:
The city had to be large, densely built, and mostly undamaged so the blast and fire effects could be unmistakable.
The target needed military or industrial value, not a purely civilian area.
The bomb had to be dropped visually, requiring predictable weather and geography.
Hiroshima was described as the “largest untouched target” still functioning as a military center. As for Nagasaki… it was not the first choice—it was used only because cloud cover prevented bombing Kokura.
Your idea—destroying the Kyushu command structure before an invasion—sounds strategically compelling. But it I think it fails the criteria the U.S. planners actually used.
Kyushu was already heavily bombed and militarily dispersed
By mid‑1945, U.S. firebombing had devastated much of Japan’s urban and military infrastructure. Tokyo was “practically rubble,” and Kyushu’s major cities had also been hit. A dispersed headquarters or partially destroyed city would not provide the clear, dramatic demonstration the bomb was intended to produce.
A military HQ—even a large one—would not fill that area. The Target Committee insisted on a dense urban zone so the bomb’s power would be undeniable.
The Interim Committee explicitly stated the goal was to make a “profound psychological impression on as many of the inhabitants as possible.”
Destroying a headquarters—even a major one—would not have produced nationwide shock. Japan had already lost many headquarters to conventional bombing and STILL refused to surrender,
Hiroshima and Nagasaki were mixed military-industrial cities, not purely civilian:
Hiroshima housed the Second Army Headquarters, responsible for defending southern Japan.
It contained major military supply depots and industrial plants.
Nagasaki was a major shipbuilding and arms-production center.
The U.S. did not select “civilian cities” in the abstract—they selected military cities that were still intact enough to demonstrate the devastating power of the atomic bomb.
Truman and team believed Japan would fight to the last man, as seen at Iwo Jima and Okinawa.
The bomb was intended to:
Force immediate surrender
Avoid an invasion expected to kill hundreds of thousands of Americans and millions of Japanese
Demonstrate overwhelming power to Japan and the Soviet Union
A tactical strike on Kyushu’s 16th Army would not have achieved these strategic goals. Unfortunately, many innocent people had to die to save the lives of EVEN MORE innocent people. In life, we are not given easy choices…
There was a man who lived in Nagasaki who happened to be in Hiroshima on August 6 and survived the bomb. He returned home in time to survive the second bomb.