Original sentence: " Unlike many white supremacists, who often embrace the label, some black supremacists do not regard their belief in black superiority as equivalent to white supremacy.They reject the notion that their tenets are similar to white supremacy doctrines because they believe that white supremacy has been reinforced and sustained worldwide by instruments of Western economic, political and military power and black supremacist groups have not had a similar effect on white groups
Edited sentence: " Unlike many white supremacists, who generally embrace the label, many black supremacists reject the term, as they do not regard their belief in black supremacy as being equivalent to white supremacy, which is far more widespread, and which historically has been reinforced and sustained worldwide by instruments of Western economic, political and military power.By comparison, there is no powerful, far-reaching nexus of instruments under black control that have a corollary effect on whites