Battle of Byzantium

Battle of Byzantium (Byzantion)
	Part of the Second War of the Diadochi
Date	317 BC
Location	near Byzantium; (modern-day Istanbul, Turkey)40°12′N 26°24′E / 40.2°N 26.4°E
Result	Antigonid victory
Belligerents
The coalition of Antigonus Monophtalmus and Cassander	The coalition of Polyperchon and Cleitus the White
Commanders and leaders
Antigonus Monophthalmus	Cleitus the White
Strength
First battle:; Diod. 100+ ships; Poly. 130 ships Second battle:; The sea assault: 60 ships; The land assault: a large force of archers, slingers and peltasts	First battle:; slightly larger Second battle:; unknown (Cleitus's entire army and fleet)
Casualties and losses
unknown	Cleitus's entire force was captured or killed; Cleitus the White

The Battle of Byzantium (Byzantion) took place during the wars of the successors of Alexander the Great (see Diadochi) between the generals Antigonus Monopthalmus and Cleitus the White. It was a two-day-battle fought near Byzantium at the Hellespont in 317 BC and resulted in a stunning Antigonid victory.^[4]

^ ^a ^b Diodorus Siculus, Bibliotheca Historica XVIII 72,3.
^ ^a ^b ^c Polyainos, Strategemata, book IV 6,8.
^ ^a ^b ^c Diodorus Siculus, Bibliotheca Historica XVIII 72,4.
^ Diodorus Siculus, Bibliotheca Historica XVIII 72,3–4; Polyainos, Strategemata, IV 6,8.