Zoroastrianism: The Complete Guide on The Ancient Persian Religion of Mazdayasna and Zoroastrianism.

Zoroastrianism was the prevailing belief system of the Persian Empire for hundreds of years and is still practiced in some parts of the world today. Relatively unknown today, this belief system was founded thousands of years ago and is arguably the world's first monotheistic faith. Many of the founding beliefs ultimately became the foundation for modern religions such as Christianity, Islam, and Judaism. Zoroastrianism became popular in the Persian Empire at a time when the population was v...