Explanation:
well in the US, there are soo many unfortunate victims, in WW2 have many mental & health conditions related 2 that time period.
the US, were looking 4 the German criminals associated with these war crimes.
The CIA actively followed the culprits, til they got evidence & documentation of crimes.
CIA were sent 2 Germany to
find & convict soldiers, camps, generals or whomever were involved in human cruelty & medical experiment's.
The answer is D, because of the growth of the anti - slavery movement they wanted to secede from the Union.
He was referring to the signing of the Declaration of Independence in 1776