Admiral Leahy was the Chief of Staff to Presidents Franklin Roosevelt and Harry Truman and the unofficial coordinator of the Joint Chiefs of Staff. A close advisor to both presidents, he thought a Japanese surrender could be arranged without use of the atomic bomb and without an invasion of the Japanese mainland. He felt that demands for unconditional surrender would only encourage Japan to fight on and cost American lives.

He was a staunch anti-communist and did not like the idea of having Russia enter the Pacific War, which could give the Russians more post-war control of Pacific territory.

Leahy believed the atomic bomb would probably not work. After the atomic bombings of Japan, Leahy condemned the use of the atomic bomb for practical reasons:

And on Aug. 8, 1945 he wrote in his diary:

He also objected to the a-bomb's use for moral reasons:

- Doug Long

For further information:

William D. Leahy, I Was There

Henry H. Adams, Witness to Power: The Life of Fleet Admiral William D. Leahy

The Papers of William D. Leahy. Library of Congress, Washington, DC.

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