basically oil
That it was time to break away from the British Empire and establish our own government because it made no sense for a king that was across the ocean to rule over the colonist.
It was forged to establish the pope's power over the western roman empire
550 BCE when Cyrus the Great began to establish and expand it to 431 BCE when Alexander the Great took it over as the Macedonian Empire.
The authority of the federal government over the state governments.
price control
He spent tow years re-establishing control of Greece, then 10 years taking over the Persian Empire.
It established a monopoly on the production of silk.
This type of government is called a monarchy
Control over lands stretching from Libya to Central Asia.
It was taken over by Alexander the Great by the 320s BCE. At that stage Rome was a city-state trying to establish its interests in peninsular Italy.
Julius Caesar ruled over a vast empire. The Empire was the villainous government in the Original Star Wars Trilogy. Use it as a noun.
Constantine was the Roman leader that ruled over the powerful Eastern Empire. He chose to move its capital to Byzantium and was the first to establish an attitude of acceptance toward Christians.