“Militarily crippled” makes it sound like the US campaign was getting easier. It was not. Military casualties were getting higher every single fight. Civilian casualties were jaw dropping. Japanese civilians were committing mass suicide or making suicidal charges against marines while carrying sticks. Saipan and Okinawa invasions were humanitarian disasters, despite US forces best efforts.
The ethics of strategic bombing in general and nuclear bombing in particular are rightly debated, but you should bring better facts and understanding when touching such an incandescent topic.
The ethics of strategic bombing in general and nuclear bombing in particular are rightly debated, but you should bring better facts and understanding when touching such an incandescent topic.