The Persian Empire
Zoroastrianism as the religion of the great Persian empires.
Zoroastrianism was the religion of the Achaemenid, Parthian, and Sasanian empires. Persian kings like Cyrus, Darius, and Xerxes ruled by Zoroastrian principles. The religion shaped Persian civilization.
The Persian Empire spread the light of truth.
Zoroastrianism and Persian imperial power were closely linked.
Historical