The races that they're citing are symbols of demonic spawn, mindless pawns of military enforcement and conquest
The humanic races were depicted as having their own animosities toward each other, then learning that unity across the races was the only way to defeat the forces of evil.
But yeah, goblins orcs and urukhai are being persecuted
They'll hate anything that promotes good
Ironic, isn't it?
Ask her if she's racist, you know, the oldest one who knew melkor when he was still pretty