Alexander the Great defeated this Achaemenid Persian king twice, and then chased him east into the vastness of Bactria.
Cyrus the Great
King Darius III lost to Alexander’s army at the battles of Issus and Gaugamela (Arbela). Alexander occupied Babylon and continued his pursuit of Darius’ forces into Bactria. The forces Darius led east eventually lost morale and some satraps launched a coup. They left him wounded, and Darius died as Greek forces approached.
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