He was oppressive and hurt many lives. For any person in power to inevitably retain control over their people, they must give them things to enjoy. People with nothing to lose will revolt, but people who have things to lose will not. Just because he may have done some "good things" doesn't at all mean he was a good person. Serial killers have held a door open for someone at some point in their lives, but they aren't considered good people. Have you not seen Fast Five?