This civilization emerged from an area called the cradle of civilization it spread through out the mediterranean region by controlling seas trade routes .trade was so important to this civilization power that it even established trading colonies as far as spain

the right answer is the end of world war ii

after the end of a global wwii all the nations involved, in an attempt to create an organization to maintain world peace. this agreement would work settling international disputes via negotiation and arbitration instead of leading the issues escalate to another war.

to replace ineffective because   andrew jackson's spoil system was a deliberate policy after he became president to remove federal employees he considered to be political opponents and replace them with his own supporters.