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1 Improving Babylon

Once he felt the city was safe, he went to work. Hammurabi worked to improve the defenses and infrastructure of the city. He strengthened the city walls, improved the city's irrigation system, and built new temples to the gods. The city became prosperous and grew in power.

2 The Hammurabi code of laws, a collection of 282 rules, established standards for commercial interactions and set fines and punishments to meet the requirements of justice. Hammurabi's Code was carved onto a massive, finger-shaped black stone stele (pillar) that was looted by invaders and finally rediscovered in 1901.

3 The Mesopotamia social hierarchy basically consisted of three classes such as nobility, free citizens and slaves. The hierarchy of Mesopotamia can be symbolized as a triangle shaped pyramid.

Explanation:

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