Answer: Gaius Octavius Augustus
Some extra relevant information:
The first Emperor of Rome was Augustus, also known as Octavian. After the fall of the Roman Republic, a power struggle ensued among political factions. Octavian emerged victorious and became the sole ruler of Rome in 27 BCE. He established the principate, a new form of government that would lay the foundation for the Roman Empire. Augustus ruled for over 40 years, restoring stability and initiating various reforms in the areas of administration, military organization, and infrastructure. His reign marked the beginning of the Pax Romana, a period of relative peace and prosperity that lasted for around two centuries. Augustus’ influence on Roman history is immeasurable, as he transformed a fractured republic into a strong and centralized state that would endure for centuries to come.