Siege of Theodosia can refer to:
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Siege of Theodosia (389 BC)
The siege of Theodosia in 389 BC was the first of three sieges carried out against the city of Theodosia (modern day Feodosia) by the rulers of the Bosporan Kingdom, who attempted time and time again to annex the city to their dominions during th ...
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Siege of Theodosia (c. 365 BC)
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Siege of Theodosia (c. 360 BC)
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