Second War of the Diadochi

Second War of the Diadochi
Date 319–315 BC Location Alexander's former empire Result Cassanderian victory Cassander succeeds as Regent of Macedon Territorial changes Antigonus takes over Eumenes' Asian territories, giving him a central location in Alexander's former empire, which leaves him vulnerable for the Third War of the Diadochi. Cassander takes over Macedon as Regent Polyperchon flees to the Peloponnesus, still in charge of Corinth and Sicyon.
Belligerents
Polyperchon's faction	Cassander's faction
Commanders and leaders
Polyperchon Eumenes  Olympias  Aeacides of Epirus	Cassander Antigonus Ptolemy Lysimachus Eurydice  Philip Arrhidaeus

The Second War of the Diadochi was the conflict between the coalition of Polyperchon (as Regent of the Empire), Olympias and Eumenes and the coalition of Cassander, Antigonus, Ptolemy and Lysimachus following the death of Cassander's father, Antipater (the old Regent).^[1]