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Which territories did Darius I add to the Persian Empire in the Indian subcontinent?
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Darius I
This chromolithograph of a frieze at Susa depicts attendants serving Darius I.
Darius I expanded the Achaemenid Empire into the Indian subcontinent by conquering the Indus Valley. Additionally, his territorial reach in the east extended to include Gandhara. These campaigns allowed him to consolidate control over the northern regions of the Indian subcontinent.123