Writing is not the easiest way to make a living. Your work long hours, usually all by yourself. It is not a way to make money.
You don't hate history, you hate the way it was taught to you in high school.
To be a slaveholder meant one had to regard the African American as inferior in every way.
It is through history that we learn who we are and how we got that way, why and how we changed, why the good sometimes prevailed and sometimes did not.
There are many rules of good writing, but the best way to find them is to be a good reader.