WORLD CIVILIZATION

Detailed explanation-1: -By 650 BCE, the Zoroastrian faith, a monotheistic religion founded on the ideas of the philosopher Zoroaster, had become the official religion of ancient Persia. Later Judaism and then Christianity came to Persia via Mesopotamia, with both developing vibrant faith communities in Persian lands.

Detailed explanation-2: -Zoroastrianism became the foremost religion of the Achaemenid (550–330 BCE), Parthian (247 BCE–224 CE) and Sasanian (224–651 CE) empires, engaging with the religions of the Jews and with nascent Christianity and Islam.

Detailed explanation-3: -Founded in ancient Persia in the 6th century BCE, it gradually overtook local polytheistic faiths. Zoroastrianism was even practiced by Persia’s ruling families. Under the Sasanian empire, which was founded in 224 CE, it was the state’s official religion until the Arab Muslim invasion in 651 CE.

Detailed explanation-4: -Zoroastrianism, the dominant pre-Islamic religious tradition of the Iranian peoples, was founded by the prophetic reformer Zoroaster in the 6th or 7th century BCE (if not earlier).