<span>The
South, however, did not like a Republican being elected President, even
though Lincoln vowed only to ban slavery in NEW states, not those it
was already legal in. The South was so miffed it seceded.</span>
<span>Assuming that this is referring to the same list of options that was posted before with this question, the best response is "destructive" since many Natives were moves off their land. </span>
A letter from a soldier who fought in the Napoleonic Wars is considered a primary source.