Answer: The Ishtar Gate, named after a Mesopotamian goddess of love and war, was one of eight gateways that provided entry to the inner city of Babylon during the reign of Nebuchadnezzar II (reign 605-562 B.C.). It was decorated with glazed blue bricks that depicted alternating rows of bulls and dragons.
The reason why the President must seek approval from the senate for most political appointments is to prevent against an "abuse of power", since this is one of the ways in which there are "checks and balances," worked into the federal government.