The Achaemenid Empire under Cyrus the Great.
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<a class="external autonumber" href="https://upload.wikimedia.org/wikipedia/commons/1/17/Middle_East_topographic_map-blank.svg">[1]</a><a class="external autonumber" href="https://en.wikipedia.org/wiki/Cyrus_the_Great">[2]</a><a rel="nofollow" class="external autonumber" href="https://www.ancient.eu/Cyrus_the_Great/">[3]</a>