What is the general consensus among historians about the bombings of Hiroshima and Nagasaki? Was it justifiable? Would the invasion of Japan really have resulted in 1 million+ American deaths and millions of Japanese deaths?

by thewartornhippy
Sjoerder

A related question was posted earlier, with an answer by /u/restricteddata: Some historians say that the argument that the Hiroshima and Nagasaki bombings were necessary and saved lives is untrue. How seriously do we take them?