Nebuchadnezzar not only obtained numberous military victories, he also engaged in considerable building activity such as the hanging gardens rated as one of the seven wonders of the ancient world . construction of temples, palaces and walls and were able to make Babylon independent of the Persian Empire. Read --Archaeology and The Bible, by G Barton, 1949.pp. 478.478 and Ezra 1: 7; 5: 3-17 in the Old Testament.