| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | agriculture | Ancient Mesopotamian culture | Agriculture was crucial for the development of ancient Mesopotamian civilizations, relying on manual labor and primitive tools. | 2 |
| 2 | city-state | Ancient Mesopotamian culture | Ancient Mesopotamia was home to early city-states like Uruk and Ur, governing surrounding regions. | 2 |
| 3 | civilization | Ancient Mesopotamian culture | Ancient Mesopotamian civilization is defined by the development of the first writing system and urban centers like Sumer and Akkad. | 2 |