The Early Roman Empire was a period of great political and cultural change in the Roman world. The three emperors associated with this period are Nero, Otho, and Titus. Nero was the fifth and last emperor of the Julio-Claudian dynasty, ruling from 54 to 68 AD. Otho was the third emperor of the Year of the Four Emperors, ruling from 69 to 79 AD. Titus was the tenth emperor of the Flavian dynasty, ruling from 79 to 81 AD.