The Roman Empire differed from the Roman Republic in that the Roman Empire was larger in size.
Explanation:
The Roman Empire is the name given by historians to the period of ancient Rome spanning between 27 BC and 476 AD.
In its greatest expansion, the Empire extended, in whole or in part, to the territories of today's states of: Portugal, Spain, Andorra, France, Monaco, Belgium, Netherlands, United Kingdom, Ireland, Luxembourg, Germany, Switzerland, Austria, Liechtenstein, Hungary, Italy, Vatican, San Marino, Malta, Slovenia, Croatia, Bosnia and Herzegovina, Serbia, Montenegro, Kosovo, Albania, North Macedonia, Greece, Bulgaria, Romania, Moldova, Ukraine, Turkey, Russia, Cyprus, Syria, Lebanon, Iraq, Armenia, Georgia, Iran, Azerbaijan, Israel, Jordan, Palestine, Egypt, Sudan, Libya, Tunisia, Algeria, Morocco and Saudi Arabia. In total, 53 of the 196 current recognized states in the world, plus 3 partially recognized, more than any other empire in the ancient world. It spread over three different continents.
