Climate changed colder and wetter,people weakened by hunger and were led to diseases
Cyrus' conquest was relatively humane compared to empires preceding his, such as the Babylonians and Assyrians. He allowed many areas of his empire a great deal of autonomy, rather than centrally controlling things. This distributed leadership allowed Persia to cover a greater geographical area than previous empires in that era and still be fairly stable, since most of its subjects were content to remain under Persian rule. Persian law was more codified and less arbitrary than previous empires; the king's seal declared approval of law which could only be reversed by further approved decrees -- not quite rule of law but going in that direction.
Answer:
thousands of soldiers died from heat in the desert
Explanation:
The states wanted there own rules and didn’t want to follow what laws the government DID have. So they didn’t want the government to have any power so that they could run their own state how they wanted
