====Eumenes and the First and the Second Diadochi Wars====
The Greek Eumenes was an outstanding leader and general. He was a key player in the first two wars of the successors of Alexander. His brilliant victory over Craterus meant that the cause of Perdicas was not lost, even after his assassination. His continued defiance in Asia Minor of Antigonus meant that the War of the First Diadochi was to be prolonged even after the death of Perdicas. Moreover, his defeat of Craterus, perhaps one of the most popular Macedonian generals , removed someone who could have become a major player in the events of the time. The former private secretary of Alexander was to play played an even greater more significant role in the Second Diadochi War. His decision to break with Antigonus and to become the ally of Polyperchon and the Macedonian royal family lead to the overthrow of the Triparadisus settlement (320 BC). In effect , Eumenes success made another round of civil wars inevitable. His decision to throw in his lot with the Regent and the relatives of Alexander was one of the sparks that ignited the second war of the successors. The Greek He was arguably someone who helped to destabilize destabilized the territories that were conquered by the phalanxes of Alexander.
====Eumenes and the fate of the Empire====