So far as i know i think chandragupta - He led the foundation for the Mauryan Dynasty. He was well known by Greeks who called him as “Androcottus”. but i may be wrong hmm
Answer:
Emperor Constantine (ca A.D. 280– 337) reigned over a major transition in the Roman Empire—and much more. His acceptance of Christianity and his establishment of an eastern capital city, which would later bear his name, mark his rule as a significant pivot point between ancient history and the Middle Ages.
Explanation:
Where is it? Why is it there? What are the consequences of its being there?