‘US government documents admit that the atomic bombing of Hiroshima and Nagasaki was not necessary to end WWII. Japan was on the verge of surrendering. The nuclear attack was the first strike in Washington’s Cold War on the Soviet Union. Ben Norton reviews the historical record.’
Even after accepting your premise there is a huge amount of middle ground between doing nothing and nuking civilian centres.
Like what, exactly?
Remember two things. First were the Asian peoples who were being slaughtered by the Empire. Why should they go on suffering one extra day? The other is that Truman had an obligation to protect American lives; that was his sworn duty. Why should he allow any US service men to die to protect the lives fo Japaense?