I think the fact that it’s happening in the 21st century is exactly what makes it so shocking. We always think it can never happen and we’re always wrong.
At the end of the day it's neither the megalomaniac or his yes men who would push the button. They might give the order but it would be a submarine captain (or his equivalent) who would have to do it and, probably, wouldn't.
Sorry, we can't find any related questions. Try using the search bar at the top of the page to search for some keywords, or choose a topic and submit your own question.