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| | Goths, Sarmatians, and Huns |
 | | Driven out of these lands by the Yueh Chih around 250 BCE, some of the Saka entered northern India and others, known as the Parni, migrated southwest and established the Parthian kingdom in northern Iran. |
 | | The territory they covered was vast, stretching from the Danube in the west back into Central Asia, and they were also related to the eastern tribes collectively known as the Saka or Sacians, who once lived east of the Caspian near the Aral Sea on the Amu Darya and Syr Darya rivers. |
 | | The Parthians, who developed an armored cavalry, served as a buffer between the Persians and other steppe nomads. |
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