Alexander was a son of the diadochus

Diadochi

The Diadochi were the rival generals, family and friends of Alexander the Great who fought for the control of Alexander's empire after his death in 323 BC...

, the Greek

Greeks

The Greeks, also known as the Hellenes , are a nation and ethnic group native to Greece, Cyprus and neighboring regions. They also form a significant diaspora, with Greek communities established around the world....

 nobleman who was a Macedonian

Macedonia (Greece)

Macedonia is a geographical and historical region of Greece in Southern Europe. Macedonia is the largest and second most populous Greek region...

 Thessalian

Thessaly

Thessaly is a traditional geographical region and an administrative region of Greece, comprising most of the ancient region of the same name. Before the Greek Dark Ages, Thessaly was known as Aeolia, and appears thus in Homer's Odyssey....

 Lysimachus

Lysimachus

Lysimachus was a Macedonian officer and diadochus of Alexander the Great, who became a basileus in 306 BC, ruling Thrace, Asia Minor and Macedon.-Early Life & Career:...

 by an Odrysian concubine

Odrysian kingdom

The Odrysian kingdom was a union of Thracian tribes that endured between the 5th and 3rd centuries BC. It consisted largely of present-day Bulgaria, spreading to parts of Northern Dobruja, parts of Northern Greece and modern-day European Turkey...

 called Macris.

Following the murder of his paternal half-brother Agathocles

Agathocles (son of Lysimachus)

Agathocles was a Greek Prince who was of Macedonian and Thessalian descent. He was the son born to the diadochus Lysimachus from his first wife the Queen consort, Nicaea a daughter of the powerful regent Antipater...

 by the command of his father in 284 BC

284 BC

Year 284 BC was a year of the pre-Julian Roman calendar. At the time it was known as the Year of the Consulship of Tucca and Denter/Dentatus...

, he fled into Asia with his brother's widow Lysandra

Lysandra

Lysandra was a daughter of Ptolemy I Soter and Eurydice, a daughter of Antipater....

, and solicited the aid of Seleucus I Nicator

Seleucus I Nicator

Seleucus I was a Macedonian officer of Alexander the Great and one of the Diadochi. In the Wars of the Diadochi that took place after Alexander's death, Seleucus established the Seleucid dynasty and the Seleucid Empire...

. As a consequence, war ensued between Seleucus I and Lysimachus, ending in the defeat and death of the latter, who was slain in battle in 281 BC

281 BC

Year 281 BC was a year of the pre-Julian Roman calendar. At the time it was known as the Year of the Consulship of Barbula and Philippus...

, in the plain of Corius in Phrygia

Phrygia

In antiquity, Phrygia was a kingdom in the west central part of Anatolia, in what is now modern-day Turkey. The Phrygians initially lived in the southern Balkans; according to Herodotus, under the name of Bryges , changing it to Phruges after their final migration to Anatolia, via the...

. Alexander conveyed his father's body to Lysimachia

Lysimachia (Thrace)

Lysimachia was an important Hellenistic Greek town on the north-western extremity of the Thracian Chersonese in what is now the European part of Turkey, not far from the bay of Melas .- History :...

, to be buried in a tomb between Cardia and Pactya, where it still stood in the time of Pausanias

Pausanias (geographer)

Pausanias was a Greek traveler and geographer of the 2nd century AD, who lived in the times of Hadrian, Antoninus Pius and Marcus Aurelius. He is famous for his Description of Greece , a lengthy work that describes ancient Greece from firsthand observations, and is a crucial link between classical...

, four centuries later.