Seleucus was the son of Antiochus, one of Alexander's generals. Although he was a young man at the time
of the death of Alexander, he later became one of the most important figures in the
wars of the Diodochi. He ended up founding the Seleucid Dynasty in Syria and Asia, whose major figures
include Antiochus III (the Great), and Antiochus V (Eupator). He also founded several cities in the
east, many of them named Seleucia or Antioch.
Seluecus was a young man during Alexander's Conquests, and
after the Death of Alexander, he served as an aide to Perdiccas. After Perdiccas led an expedition to Egypt,
Seleucus conspired to have him assassinated, and was given the Satrapy of Babylon as a reward, during the
"Second Partition" in 321 B
.. He remained as Satrap of Babylon, until
Antigonus rose to power five years later, at which time
he fled to Egypt to serve Ptolemy. During the Third War of the Diodochi
in which Ptolemy, allied
with Lysimachus and Cassander, drove Antiochus out of Syria, Seleucus returned as
Satrap of Babylon in 311 B
Over the next seven years he won control of much more territory to the east, extending his region from
Babylon, to the Indus River. He declared himself King in 305, when the royal heirs were assassinated, and
after the Battle of Ipsus, gained a great deal of territory in Syria formerly controlled by his
During the next few decades he founded many cities in the Seleucid Empire, and consolidated his
power. Finally an opportunity (involving palace intrigue) arose to do battle with Lysimachus, who
controlled Macedonia, Thrace, and much of Asia Minor. At the age of 81, he met and conquered his
ancient rival, at the battle of Corupedium. But before he could consolidate these great regions
under his empire, he was assasinated by Ptolemy Karaunos, the brother of Ptolemy II. The assassine
attempted to gain control of the empire of Lysimachus for himself, but was himself, killed
Key events during the life of Seleucus I:
||Accompanied Alexander on the Indian campaign.
||Aide to Perdiccas, after the Death of Alexander.
||Cooperated in the murder of Perdiccas. Granted Satrapy of Babylon
||Driven from Babylon by Antigonus after the Second War of the Diodochi.
||Restored to Satrapy of Babylon after the Third War of the Diodochi.
||Increased control of a broad region of southern Asia, extending to Indus River.
||Declared himself king, upon the death of the Royal heirs.
||After the Battle of Ipsus, Syria was added to his domain.
||Married Stratonice, the daughter of his rival Demetrius.
||Antiochus I, the eldest son of Seleucus, takes over administration of Syria.
||Defeats Lysimachus at the battle of Corupedium, but is then killed Ptolemy Ceraunus.
We are here
|Story Links||Book Links|
|Battle of Ipsus in
||The Story of the Greeks by H. A. Guerber|
||Took over the empire of Alexander at his death, but couldn't keep it.
||General of Alexander, founded Egyptian Dynasty that lasted for 300 years.
||Deposed monarch of Egypt, murdered Seleucus, and attempted to take kingdom of Lysimachus.
||Allied with Antipater and Ptolemy I in early Diadochi Wars. Won control of Asia Minor and Syria.
||Bodyguard of Alexander. Took control of Thrace on his death. Engaged in Wars of Diadochi.