I’d really hate to have been Truman.
It was the Devil’s Alternative either way. You drop the bomb, hundreds of thousands die. You do nothing, Millions die.
Well, as far as being a Devil’s alternative, you are missing one important point.
They started that war. Truman’s goal was to finish it.
Read a book written by ???David??? McCullough on Truman. According to Truman (I do not purport this to be the exact quote):
“I made the best decision I could at the time with the information I had.”
I think there is no question that he got it right, even though he was a Democrat.
Drop the bomb, the casualties are mostly the enemy.