No explicit hate, but there is a very unnecessary and disturbing image of a pile of children's shoes (imagery frequently associated with the Holocaust) to convey the witch's body count.
In episode 9 a dragon eats a bunch of people and you later find out that the king was the dragon so if you think about it he ate a ton of people but if you don’t think about it too much it’s not triggering as he was an animal when he did it