| Battle of Protopachium | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Part of the First Mithridatic War | |||||||||
 Asia Minor at the time of the First Mithridatic War | |||||||||
| |||||||||
| Belligerents | |||||||||
|
Pontic Empire Armenian Kingdom |
Roman Republic Kingdom of Bithynia | ||||||||
| Commanders and leaders | |||||||||
|
Mithridates VI Neoptolemus Nemanes |
Manius Aquillius Nicomedes | ||||||||
| Strength | |||||||||
|
250,000 infantry[1] 40,000 cavalry[1] 130 scythed chariots[1] |
40,000 infantry[2] 4,000 cavalry[2] | ||||||||
| Casualties and losses | |||||||||
| Low |
10,000 infantry[2] 4,000 cavalry[3] 300 prisoners[2] | ||||||||
  Location within Turkey  Battle of Protopachium (Black Sea)  Battle of Protopachium (Asia Minor) | |||||||||
The Battle of Protopachium was fought in 89 BC at the start of the First Mithridatic War, between the Roman Republic and the Pontic Empire. The battle ended in a Roman defeat and their expulsion from Asia Minor.