| Battle of Cyzicus | |||||||
|---|---|---|---|---|---|---|---|
| Part of Third Mithridatic War | |||||||
 Ruins of Cyzicus | |||||||
| |||||||
| Belligerents | |||||||
| The Roman Republic and their ally the city of Cyzicus | The Kingdom of Pontus | ||||||
| Commanders and leaders | |||||||
| Lucius Licinius Lucullus | Mithridates VI of Pontus | ||||||
| Strength | |||||||
|
Appian: 30,000 infantry and 1,600 cavalry[1] Plutarch: 30,000 infantry and 2,500 cavalry[2] | 300,000[3] probably including camp followers | ||||||
| Casualties and losses | |||||||
| Very low | Very high | ||||||
The siege of Cyzicus took place in 73 BC between the armies of Mithridates VI of Pontus and the Roman-allied citizens of Cyzicus in Mysia and Roman Republican forces under Lucius Licinius Lucullus. It was in fact a siege and a counter-siege. It ended in a decisive Roman victory.[4]