Ultimately you'll have to accept that people are people. If you'd randomly pick a person and put them in the oval office with the US army under their command they'd fuck some shit up. Particularly with all the outside pressure from different interest groups.

I'm not telling you to be grateful for Obama. Hate him, criticize him. Just be aware that he was probably in the top percentile of world leaders. You go ahead and roll your dice. Surely Shitface McAssclown will be a better leader.