Answer:
What factor contributed to the decline of the Neo-Babylonian Empire? The empire fell into decline after the death of a powerful leader.
Step-by-step explanation:
The Neo-Babylonian Empire, like the earlier Babylonia, was short-lived. In 539 B.C., less than a century after its founding, the legendary Persian king Cyrus the Great conquered Babylon. The fall of Babylon was complete when the empire came under Persian control.