In fact, America started imprisoning blacks en masse after the civil war.
Sixty-two percent of young African-Americans and 55 percent of Hispanics surveyed said they were very concerned about the threat of violence committed by white extremists, compared to one-third of whites and 41 percent of Asian-Americans.
BATON ROUGE, La. - The threat of violence by people inspired by foreign extremists invokes fear in a majority of young Americans across racial groups. But for young people of color, particularly African-Americans, that fear is matched or surpassed by worries about violence from white extremists.