For 10 points, name this Shi'a-majority country and historic home of Zoroastrianism that is now led by Ayatollah Ali Khamene'i.
This country's constitution is based on the concept of "guardianship of the jurist." Decrees in this country have banned a practice of cutting oneself with a sword, a practice that often occurs alongside tazieh passion plays on the holiday of Ashura. An ancient religion from this modern-day country had concepts of evil and good called Druj and asha and believed that Ahriman was in conflict with Ahura Mazda. For 10 points, name this Shi'a-majority country and historic home of Zoroastrianism that is now led by Ayatollah Ali Khamene'i.
This country's constitution is based on the concept of "guardianship of the jurist.
(Islamic Republic of) Iran [or Jumhuri-ye Eslami-ye Iran]