Question: In which country is the league based that Frank Zappa denied an apology to regarding his song "Jewish Princess"?
Sentence (from "Jewish Princess (song)"): The song is a humorous look at the Jewish-American princess stereotype which attracted attention from the Anti-Defamation League, to which Zappa denied an apology, arguing: "Unlike the unicorn, such creatures do exist — and deserve to be 'commemorated' with their own special opus".
Relevant evidence: Yes