For the first one The institution of slavery contradicted the foundation of the American society because till this day people of color are still being treated horrendously due to their ancestors and their teachings to the newer generation. Also it contradicted it because Americans had their amendments but it didn’t apply to slaves .
The African kingdom that used seashells as it is form of currency is Mali Kingdom
<span>This is of course somewhat of a subjective question, but in general most would agree that the Roman Republic owned its success more to the military, because this is how it was able to claim territory. </span>
The primary goal of the American Foreign Missionary Society was "<span>to establish missions in lands west of the Mississippi River," </span>