Diadochoi | Greek history | Britannica

…death in 323 bc the Diadochi (“Successors”—a reference to the chief officers who partitioned his empire) were to reflect the importance of his coinage in their own differentiated issues—Seleucus in Syria, Philip Arrhidaeus in Macedonia, Lysimachus in Thrace, and Ptolemy in Egypt, where, except for tentative gold coined by Tachos…

…became independent kingdoms, and the generals, following Antigonus’s lead in 306, took the title of king.

In the wars between the successors of Alexander, Mesopotamia suffered much from the passage and the pillaging of armies. When Alexander’s empire was divided in 321 bce, one of his generals, Seleucus (later Seleucus I Nicator), received the satrapy of Babylonia to rule. From about 315 to…

All of the diadochoi (Alexander’s successors) confirmed the existing boundaries and the freedom of the Greek cities. Antigonus, no longer regent but merely stratēgos (officer in charge) of the whole of Asia, was to rule in Syria and from the Hellespont to the Euphrates.

Cassander was one of the diadochoi (“successors”), the Macedonian generals who fought over the empire of Alexander the Great after his death in 323. After Antipater’s death in 319, Cassander refused to acknowledge the new regent, Polyperchon. With the aid of Antigonus I Monophthalmus, ruler of Phrygia, Cassander seized Macedonia…

…who, as one of the diadochoi (“successors”) to Alexander the Great, came to rule strategic parts of the divided Macedonian Empire.

…a coalition of “successors” (diadochoi) of Alexander, he fought against Perdiccas, the ruler (chiliarchos) of the Asiatic region of the empire. The coalition was victorious and Perdiccas died during the fighting. Ptolemy’s diplomatic talent was put to the test during this war. When the satrapies were redistributed at Triparadisus…