This is a personification. An idiom would be something like a proverb while hyperbole would be exaggeration. A metaphor is when there's a meaning that's implied. Personification is when you give objects that don't behave like people, human traits. The raven in reality probably doesn't say anything, just croaks or whatever, but in the poem he keeps saying it because it's a poem.
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Answer: civil service reform
Explanation:
The stalwarts, or half breeds, created the Pendleton Civil Service Reform act in an effort to achieve civil service reform.
An example of secure the blessings are like parents try there best to make sure that we get a good education so we can help the world