The structure of the president's executive office was able to help the role of the office of the President because the office contains multiple and different levels of advisers and staff who are required to help the president in many areas.
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.
Weave cotton and clothing.
