Augustus

Vipsania Julia (Julia the Younger) 19 BC – AD 28 had two children;
I. In addition Octavian was granted imperium (commanding power) which made his command of troops legal sending him to relieve the siege along with Hirtius and Pansa (the consuls for 43 BC). Augustus' eldest son by marriage to Livia Tiberius was the only exception to this rule when he received a triumph for victories in Germania in 7 BC.

By law Augustus held a collection of powers granted to him for life by the Senate including supreme military command and those of tribune and censor. Augustus 23 September 63 BC – 19 August 14 AD) was the founder of the Roman Empire and its first Emperor ruling from 27 BC until his death in 14 AD.