154 BC

By place

Hispania

• The Lusitanians harry the inhabitants of the Roman provinces in Hispania. At the same time, the Celtiberians of Numantia on the Douro revolt against their Roman occupation.

  Asia Minor

• After a two-year struggle, Attalus II Philadelphus of Pergamum is finally able to defeat Prusias II, the aggressive king of Bithynia in northern Anatolia. He is assisted in his battle against Prusias II by Ariarathes V of Cappadocia and by the Romans.
• After his victory, Attalus II insists on heavy reparations from Prusias II. In response, Prusias II sends his son Nicomedes to Rome to ask the Romans' help in reducing the amount of these reparations.

  Egypt

• The Egyptian king Ptolemy VI Philometor defeats his brother, Ptolemy VIII Euergetes, after he attempts to seize Cyprus by force. Nevertheless Philometor restores his brother to Cyrenaica, marries one of his daughters to him, and grants him a grain subsidy.

  China

• The Rebellion of the Seven States against the Han Dynasty fails and Emperor Jing of Han further consolidates his power at the expense of the regional, semi-autonomous kings governing the eastern portion of the empire.