If anyone thinks that dropping the bombs was unnecessary, I would recommend reading Barrett's 140 Days to Hiroshima: The Story of Japan's Last Chance to Avert Armageddon : * https://www.goodreads.com/book/show/51089656-140-days-to-hir... * https://www.nationalww2museum.org/about-us/notes-museum/140-... It documents, using Japanese source material including interviews with the principals involved, the decision making…
Under which conditions is nuking a city not a horrific warcrime?
When the alternative was millions of Japanese dead instead of a few hundred thousand.
(Never mind American lives, or all of those living under Japanese rule in Manchuria, etc.)