| A | B |
| Fertile Crescent | Arc of rich farmland in southwest Asia between the Persian Gulf and the Mediterranean Sea |
| Mesopotamia | The land between the Tigris and Euphrates rivers |
| city-state | Political unit much like an independent country |
| dynasty | Series of rulers from a single family |
| cultural diffusion | New ideas spreading from one culture to another |
| polytheism | Belief in many gods |
| empire | Peoples nations or independent states under control of one ruler |
| Hammurabi | Babylonian ruler famous for his code of laws |