Hymn is the repetition of sounds at the end of words.
I would say it's a simile because they are comparing with using the word "like". They are comparing there howling to the wolves.
Here’s a basic.
Logos: Logical, appeals to the logical side in arguments.
Ethos: Ethical
Pathos: Emotion based
I think it would be
Communism
It's asking you if the Cambodians and the Mexicans in California exist lesser today than the Irish and Italians of Massachusetts long ago. I hope you could understand what I meant. :)