check out the website by that name. Black Supremacist, who is also a fed gov employee don't you know, advocates the following among other things:
The mass murder of white people. His site says, "warfare is eminent, and in order for Black people to survive the 21st century, we are going to have to kill a lot of whites – more than our christian hearts can possibly count."
A conspiracy theory arguing that white people are trying to "homosexualize" black men in order to make them more effeminate and therefore weaker. As part of this, Kimathi, praises a series of laws in some African countries that criminalize LGBT behavior and people. Kimathi also advocates for the supremacy of black men above black women — he offers tips on his site, for instance, "to help every Black woman in the world understand what she needs to do to keep a strong Black man happy
If he thinks a race war is imminent, I say go for it. Bring it on.