An elite infantry force of 10,000 Medes and Persians. When an Immortal was killed he was immediately replaced. The Immortals enjoyed special privileges, including concubines and servants traveling with them while they were on campaign. The Immortals also had special food prepared for them.

The God of Light according to Zoroastrianism. Ahuramazda is the God of Good in Zoroastrian thinking. Ahuramazda will eventually triumph over the God of Evil, and exact judgment upon the people of the Earth. Only those who have chosen a righteous path will be allowed to pass into everlasting peace …

A dualistic religion of the Persian Empire after 600 BCE. Zoroastrianism is a religious system attributable to the prophet Zoroaster, 660 BCE. Tenants of Zoroastrianism include the duality of a 'god of light' and a 'god of darkness' who struggle for influence over humanity. Zoroastrianism assumes adherents have free-will, with …

Persian Empire, Middle East- The Royal Road is a vast system of principal roadways constructed, 500 BCE. The Royal Road was at least 1600 miles in length and allowed for efficient transportation of troops from region to region within the Persian empire. The Road also allowed for rapid communication between …

A unit of Persian governance similar to a province. The Persian empire consisted of more than twenty of these provinces which were arranged by geography and ethnicity. Each satrapy was ruled by a Satrap or Governor. The satrapies were under the rule of the Great King of Persia, but had …

521 - 486 BCE- The Great King of Persia who was able to emerge as king after a year of civil war following the death of Cambyses, son of Cyrus the Great. Darius is regarded to have strengthened the Persian Empire, including building a canal from the Red Sea and the …