Earlier quoted context omitted.
Were they irrelevant? -- I see plenty doom and gloom in my history books and, hell, twitter feed. It was just a few decades ago that 80 million people died in a single war.
yet the world did not end. Countless prophecies aboutvthe absolute apocalypse have gone and passed. So yeah it is by large irrelevant.
If even the US government couldn't resist obliterating 2 cities in Japan with Nukes can you imagine what the Nazis would have done? There would have been zero consideration for the loss of human life, possibly large areas of continental Europe and the US would have been bombed.
I think "the world did not end" meaning "it never will despite what's been said and done in the past" is a really dangerous miopic notion