What effect did the currency of Rome have on the Roman Empire?

The currency was unified to ensure everyone could and would pay taxes.

Explanation:

As Rome conquered new lands they brought their currency with them. When other people started using the currency it increased Rome's control and ensured everyone could easily pay taxes. It also increased trade in the regions conquered.

mesopotamian code of hammurabi

and i think its 1860 b.c. you mean lol

montesquieu took the view that the roman republic had powers separated so that no one could usurp complete power. in the british constitutional system, montesquieu discerned a separation of powers among the monarch, parliament, and the courts of law.