Also to clarify, in regards to this question and all questions I ask, me asking a question is not an indication of my personal views on the topic. Researching the thoughts of my followers is very useful regardless of what I think about the topics I'm researching.
If there was no slave trade in the country, African American poulation would have been less and those who did come to this country would have arrived on there own. Granted they still would have had to deal with prejudice but probably no more than the Irish, Italians and Chinese