Phraates V of Persia, known by the diminutive Phraataces , ruled the Iran

Iran

Iran , officially the Islamic Republic of Iran , is a country in Southern and Western Asia. The name "Iran" has been in use natively since the Sassanian era and came into use internationally in 1935, before which the country was known to the Western world as Persia...

ian Parthian Empire

Parthia

Parthia is a region of north-eastern Iran, best known for having been the political and cultural base of the Arsacid dynasty, rulers of the Parthian Empire....

 from 2 BC to AD 4. He was the younger son of Phraates IV of Parthia

Phraates IV of Parthia

King Phraates IV of Parthia, son of Orodes II, ruled the Parthian Empire from 37–2 BC. He was appointed successor to the throne in 37 BC, after the death of his brother Pacorus I...

 (37–2 BC) and the Musa of Parthia

Musa of Parthia

Musa was Queen of Parthia c. 2 BC – AD 4. She is called as Thermusa by Josephus and is also known as Thea Urania . She was a concubine given by the Roman Emperor Augustus to King Phraates IV of Parthia...

", with whom he is associated on his coins. Under Phraates V a war threatened to break out with Rome

Rome

Rome is the capital of Italy and the country's largest and most populated city and comune, with over 2.7 million residents in . The city is located in the central-western portion of the Italian Peninsula, on the Tiber River within the Lazio region of Italy.Rome's history spans two and a half...

 about the supremacy in Armenia

Armenia

Armenia , officially the Republic of Armenia , is a landlocked mountainous country in the Caucasus region of Eurasia...

 and Media

Medes

The MedesThe Medes...

. But when Augustus

Augustus

Augustus ;23 September 63 BC – 19 August AD 14) is considered the first emperor of the Roman Empire, which he ruled alone from 27 BC until his death in 14 AD.The dates of his rule are contemporary dates; Augustus lived under two calendars, the Roman Republican until 45 BC, and the Julian...

 (27 BC – AD 14) sent his adopted son Gaius Caesar into the east in order to invade Persia, the Iranian Parthians preferred to conclude a treaty (AD 1), by which once again Armenia was recognized as in the Roman sphere. Soon afterwards Phraates V and his mother were slain by the Parthians, about 4

4

Year 4 was a common year starting on Wednesday or a leap year starting on Tuesday of the Julian calendar and a leap year starting on Tuesday of the Proleptic Julian calendar...

. Josephus alleges that Phraates V married his mother Musa, and, this being unacceptable to the Iranian Parthians, they rose up and overthrew him, offering the crown to Orodes III of Parthia

Orodes III of Parthia

King Orodes III of Parthia was raised to the throne of the Parthian Empire around AD 4 by the magnates after the death of Phraates V of Parthia . He was killed after a short reign "on account of his extreme cruelty"...

 (who ruled briefly in 6).