This is a great thread pointing out everything that Avatar: The Last Airbender got right when talking about politics / ethical matters. This post also goes really well with the Why You Should Watch Avatar: The Last Airbender post. Overall it’s just a really great show for so many reasons. If you have not watched it yet you should for sure check it out (the animated show, not the live action movie)! Anyway, it is a great example of how you address these issues right:

Source: kyoshiisland