jan 1, 305 BC - Chandragupta Maurya seizes the satrapies of Paropamisadae (Kabul), Aria (Herat), Arachosia (Qanadahar) and Gedrosia (Baluchistan) from Seleucus I Nicator, the Macedonian satrap of Babylonia, in return for 500 elephants.
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https://en.wikipedia.org/wiki/Chandragupta_Maurya#War_and_marriage_alliance_with_Seleucus
https://en.wikipedia.org/wiki/Seleucus_I_Nicator#Chandragupta_and_the_Eastern_Provinces
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