183: Fights against the Thracians, in whose territory he founds Perseis
180: Demetrius, the crown prince and Perseus' older brother, plans to dethrone his father, become king, and embark upon a more pro-Roman policy; Perseus discovers it and tells his father, who executes his son.
179: Accession of Perseus, who is detested by the Romans.
Considerable diplomatic successes in Greece, the Seleucid Empire, and Rhodes (178: Perseus marries Laodice, his sister marries to king Prusias II of Bithynia).