Slovakia in the Roman era
The reign of Augustus (27 BC - 14 AD) began a long period known as the Pax Romana, or Roman peace. Despite continuous wars on the frontiers, and one year-long civil war over the imperial succession, the Mediterranean world remained at peace for more than two centuries. Augustus enlarged the empire dramatically, annexing Egypt, Dalmatia, Pannonia, and Raetia, expanded possessions in Africa, and completed the conquest of Hispania.
By the end of his reign, the armies of Augustus had conquered the Alpine regions of Raetia and Noricum (modern Switzerland, Bavaria, Austria, Slovenia), Illyricum and Pannonia (modern Albania, Croatia, Hungary, Serbia, etc.).
List of Roman emperors
The Roman emperors were rulers of the Roman Empire, wielding power over its citizens and military, dating from the granting of the title of to Gaius Julius Caesar Octavianus by the Roman Senate in 27 BC. Augustus maintained a façade of republican rule, rejecting monarchical titles but calling himself (first man of the senate) and (first citizen of the state). The title of Augustus was conferred on his successors to the imperial position. The style of government instituted by Augustus is called the Principate and continued until reforms by Diocletian. The modern word 'emperor' derives from the title , which was granted by an army to a successful general; during the initial phase of the empire, it still had to be earned by the .