The world in 190 BC — what happened that year

14 events the sources record for this year, grouped by region.

What happened

Seleucus, after threatening an attack on Elaea, plundered and attacked Pergamum, the capital of the kingdom (Livy, History of Rome (Ab Urbe Condita) 37.18)
Polyxenidas secretly sailed the king's fleet out of Colophon and anchored at Macris island opposite Myonnesus (Livy, History of Rome (Ab Urbe Condita) 37.28)
When Polyxenidas abandoned the fleet and fled under full sail, the Roman ships hoisted sail and gave chase (Livy, History of Rome (Ab Urbe Condita) 37.30)
Aemilius tried to stop the plundering of Phocaea, but the soldiers would not listen (Livy, History of Rome (Ab Urbe Condita) 37.32)
Scipio followed the king and camped on the west bank of the Phrygius river, four miles from the king's camp (Livy, History of Rome (Ab Urbe Condita) 37.38)
When the reserves collapsed the Roman cavalry charged, and many heavily armored horsemen fled without even taking the first clash (Livy, History of Rome (Ab Urbe Condita) 37.42)
Antiochus invades Pergamene territory (Polybius, Histories 21.9)
From Sardis he sends envoys to Prusias of Bithynia (Polybius, Histories 21.11)
After the victory the Romans take over Sardis and Zeuxis and Antipater negotiate peace (Polybius, Histories 21.16)

So as not to lose time over the siege of Hypata, he sent his brother Africanus ahead and marched to Ambracia (Livy, History of Rome (Ab Urbe Condita) 37.6)
Aemilius takes over the fleet from Livius at Samos and, after sacrifices, calls a council of war (Livy, History of Rome (Ab Urbe Condita) 37.14)
After the naval victory at Phocaea, the Scipio brothers' eastern campaign (Polybius, Histories 21.3)
During the siege of Amphissa, Athens mediates on behalf of Aetolia (Polybius, Histories 21.4)
The peace terms Rome offers Antiochus (Polybius, Histories 21.17)