Which of these rhetorical devices was the author of the declaration using when he included words like cruelty and barbarous?

ummm? is that supposed to be a question or a but this is a reason he won re-election

explanation:

"despite progress in the war, lincoln and most political pundits were convinced that he would lose his bid for reelection in 1864. the country was war weary and the democratic party's nominee, george mcclellan, was likely to negotiate a peace treaty with the confederacy if elected." - loc.gov

answer; slavery should be outlawed in the new country, was part of the initial draft of the declaration of independence, but not part of the final