Each one ended when the other one started.
The Middle East - Egypt and Mesopotamia.
Sumerians were the first structured civilization on Earth. They were part of the mesopotamians.
Mesopotamia was the civilization that had greater natural defenses.
what is a weakness for the mesopotamia fringe?
Mesopotamia
Because that is where the world's first civilization occurred (ancient Mesopotamia).
Mesopotamia is still there, now called Iraq. It was always attractive because of its fertility, and now a major source of oil. It was part of several empires - Assyrian, Babylonian, Persian, Macedonian etc etc.
1.How did the geography of Mesopotamia contribute to the development of early civilization there?
Google Mesopotamia. Mesopotamia was the earliest civilization.
Ancient Mesopotamia
Mesopotamia
Mesopotamia