Sogdiana (or Sogdia) is a region in Central Asia between the mighty rivers Iaxartes in the north and Oxus in the south. Its eastern and western limits are more difficult to determine, especially since the toponym Sogdiana covered different areas at different times.
More about: SogdianaDefinition
Timeline
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Jan 329 BCE - May 327 BCEAlexander conquers Bactria and Sogdiana.
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293 BCEAntiochos is appointed vice-king of the Upper-Satrapies by his father Seleucus I Nicator.
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c. 280 BCEIncursion of northern nomads (Sakas) on Seleucid territories.
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c. 209 BCESogdians make themselves independant, using the fact that Euthydemos I of Bactria was besieged in Bactra by Antiochos III.
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c. 200 BCESakas conquer the Sogdiana part of the Iaxartes.
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c. 200 BCE - c. 100 BCEScythians tribes migrate into Bactria, Sogdiana and Arachosia.