There were three Nebuchadnezzar's who reigned. Assuming that you are talking about Nebuchadnezzar I, he reigned during 1125 - 1104 BC.
The following are correct:
A moat filled with water from the Euphrates River surrounded the city.
Walls around the city provided protection from enemies.
Unlike the radical Republicans<span> Reconstruction </span>plan Lincoln did<span> not want to punish the South but instead wanted them to rejoin the Union as quickly as possible. </span>Johnson's Plan<span>: President </span>Johnson<span> (who was </span>Lincolns<span> successor). ... The </span>radical Republicans<span> also gave more protection to the freed black men than </span>Johnson<span>.</span>
