The Battle of Pydna

The Battle of Pydna you're referring to likely refers to the one fought in 168 BC between the Roman Republic and the Ancient Macedonian Empire. It was a decisive battle in the Third Macedonian War. Here's a breakdown of the key points:

Combatants: Romans led by Lucius Aemilius Paullus vs. Macedonians led by King Perseus
Date: June 22, 168 BC
Location: Pydna (modern-day Kítros, Greece)
Significance: Roman victory. This marked the end of the Antigonid dynasty, which traced its lineage back to Alexander the Great, and solidified Roman dominance in the Hellenistic world. It's also seen as a clash between the flexibility of the Roman legion and the rigidity of the Macedonian phalanx.
This battle is a significant turning point in both Roman and Macedonian history. You can find more details by searching for "Battle of Pydna 168 BC".