How did voting in ancient Rome chang over time?

The Roman Empire dramatically shifted power away from representative democracy to centralized imperial authority, with the emperor holding the most power.

Explanation:For example, under Augustus's reign, emperors gained the ability to introduce and veto laws, as well as command the army.

explanation:

the addition to geographic boundaries that might have  kept the people of the huang river civilization from traveling to far distance region is that they had learned about the other river valley civilizations but feared contact would bring invasion.

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it allows shippers to carry commercial goods, which allows them to save time and money.