What is mesopotamia achievements ?1

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Explanation:

The wheel, plow, and writing (a system which we call cuneiform) are examples of their achievements. The farmers in Sumer created levees to hold back the floods from their fields and cut canals to channel river water to the fields. The use of levees and canals is called irrigation, another Sumerian invention.

If he breaks the law then he had to resign from his post and so he'll lose his/her powers.