Answer:
After initial Persian victories, the Persians were eventually defeated, both at sea and on land. The wars with the Persians had a great effect on ancient Greeks. The Athenian Acropolis was destroyed by the Persians, but the Athenian response was to build the beautiful buildings whose ruins we can still see today.
One of the immediate results of the fall of the Roman Empire in the West was that the area soon became home to a great deal of lawlessness, since the Roman armies were no longer there to safeguard.
The rift valleys. its the continental plates moving apart
