 After the death of this sovereign, his son, Pharnaces II, was invested by Pompey with the Kingdom of the Cimmerian Bosporus in 63 BC as a reward for the assistance rendered to the Romans in their war against his father.In 15 BC, it was once again restored to the king of Pontus, but from then ranked as a tributary state of Rome.In the 2nd century BC, the eastern part of Taurica became part of the Bosporan Kingdom, before being incorporated into the Roman Empire in the 1st century BC.