You would be surprised how many rulers are said to abuse their power. More stories about the liars than the honest for a reason. Seems to be a common trend.

Oh yes, he really does. Those are just two of his many works. Much like how the stories of corrupt officials are popular, he is most well known for his tragedies. I like the comedies too though. The Comedy of Errors is especially a good work of his! If you get time I recommend it.