Kingdom of Pergamon - Battle of Corupedium
Time: 281 BC
Place: Western Anatolia (Present-Day Sart, Manisa Province, Turkey)
Details: In 282 BC, Philetaerus deserted Lysimachus, offering himself and the important fortress of Pergamon, along with its treasury, to Seleucus I Nicator, who defeated and killed Lysimachus at the Battle of Corupedium in 281 BC. Seleucus was killed a few months later.
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