Seuthes III was a king of the Odrysian kingdom of Thrace from ca. 330 BC to ca. 300 BC, at first tributary to Alexander the Great. Athens had formed an alliance with Odrysian King Cetriporis of Thrace and Illyrians against Philip II of Macedonia in 358 BC. Philip II defeated the coalition in 353 BC and waged his first campaign against the Thrace in 347-346 BC. He conquered southern Thrace in 341 BC. He founded Philippopolis (Plovdiv), … Wikipedia
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