"Please respond to the strongest plausible interpretation of what someone says, not a weaker one that's easier to criticize." https://news.ycombinator.com/newsguidelines.html

You should assume that any commenter will know that Germany and Japan were occupied after WW2. Of course I know that. I mean, I'm the one who brought up the Marshall Plan in the first place! You set up a straw man to criticize.