I am not quite sure how to phrase my question well... But why did the US military forces decide that the second bombing was necessary after they saw what happened when Hiroshima was bombed?
Thank you very much
Hi -- there's always more that can be said on this, but you may be interested in this section of our FAQ, particularly this answer and this answer, both from u/restricteddata. This one of theirs hasn't made it into the FAQ yet but it gets to the timing.