1. (The Roman Empire, was, a historical state).
2. (The Roman Empire, existed, from 27 BC to 476 AD).
3. (Its capital, was, Rome).
4. (The Roman Empire, emerged, from the Roman Republican government).
5. (Augustus, was, the first Roman Emperor).
6. (The Roman Empire, included large territorial holdings, around the Mediterranean Sea in Europe, North Africa and West Asia).
7. (The Romans, developed, a system of law).
8. (Latin, became, the Empire's official language).
9. (Roman Empire, played, a key role in the spread of Christianity).
10. (Theodosius I, made, Christianity the state religion of the Roman Empire).
11. (Romulus Augustus, was, the last Roman emperor).
12. (The Roman Empire, contributed significantly, to the development of architecture, engineering, and language).
13. (The Roman Empire, had, a profound impact on the world's social, cultural, economic and political history).
14. (The Roman Empire, fell, in the year 476 AD).
15. (The Roman Empire, became, divided into the Western Roman Empire and the Eastern Roman Empire).
16. (Constantinople, became, the capital of the Eastern Roman Empire).
17. (The Roman Empire, was known for, its powerful military).
18. (The Roman Empire, introduced, aqueducts, Roman roads, and sewage systems).
19. (The Roman Empire, cultivated, art and literature cultures prominent even today). 
20. (Emperor Justinian I, tried, to reunify the Roman Empire).
21. (Constantine, adopted, Christianity in the Roman Empire).
22. (The fall of the Roman Empire, is considered, as the time period marking the end of the ancient world and the beginning of the Middle Ages).
23. (Hadrian's Wall, was a fortification, in the Roman Empire).
24. (Roman citizens, enjoyed, certain legal privileges).
25. (The Roman Empire, was replaced, by the Byzantine Empire in the East).
