What is the worst thing that has ever happened to humankind?

History is long and frequently awful, but a war that consumed 60 million people and added ¡°Hiroshima,¡± ¡°Nagasaki¡± and ¡°Auschwitz¡± to the world¡¯s vocabulary surely stands apart.

And suddenly it was over. Suddenly Japan was a democracy. Japan was free. Japan was no longer ¡°feudal.¡±