An empire is an aggregate of many separate states or territories under a supreme ruler or oligarchy.
And Rome or Italian Roma is a city in and the capital of Italy, in the central part, on the Tiber.
So basically, Rome is also an empire, you can call it the Roman Empire.
Wyoming was the first state for woman to receive full stuffrage
Before the Civil War, the Free-Soil movement and the Republican Party embraced this idea for the American West: a territory reserved for small white farmers, unchallenged by the wealthy plantation owners who could buy up vast tracts of land and employ slave labor.