Why do racists hate the original man of the planet earth?

Clearly the shouting in this clip is about something that the speaker feels strongly about or wants some serious discussion on specific issues or facts. Disclaimer: People are not colors. Negro, Black, Colored are names given to slaves by slave holders during the time of slavery.
Questions.
Who were the first people on the planet?
Where did they go?
Who is the First Nation?
Why is there so much racism?
What is your nationality?
When can we have peace?
It's time for people to be educated, open and honest in discussions with one another.