Zoroastrianism Timeline

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  • c. 1500 BCE - c. 1000 BCE
    Life of Zoroaster according to modern scholar estimations.
  • c. 1500 BCE - c. 1000 BCE
    Zoroaster develops his new vision of religious truth which becomes Zoroastrianism.
  • 628 BCE - 551 BCE
    Life of Zoroaster, according to Pahlavi sources.
  • c. 550 BCE - 330 BCE
    Zoroastrianism is adopted by the Achaemenid Empire.
  • 247 BCE - 224 CE
    Zoroastrianism is continued by the Parthian Empire.
  • 224 CE
    Zoroastrianism becomes Persian state religion under the Sassanian Empire.
  • 309 CE - 379 CE
    Zoroastrian religious literature committed to writing under the reign of Shapur II of the Sassanian Empire.
  • 531 CE - 579 CE
    Reign of Kosrau I of the Sassanian Empire; Zoroastrian religious works written and codified.
  • 651 CE
    Muslim Arab conquest of Persia; Zoroastrianism/Zorvanism is suppressed and forcible conversion efforts instituted.
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