The author of the famous heroic epic "The King of the Iranian Nation" is

The famous heroic epic Kings in this country was written by Ferdowsi.

This epic, centered on Iran, covers all the major nationalities in the world, spanning more than 4,000 years, from the Aryan origin to the Arab invasion and overthrow of the Sassanian dynasty in 65 1 AD.

This epic describes the magnificent struggle of the Iranian people in Darius. There are not only war scenes, but also love stories, customs and habits of all ethnic groups, and political power struggles. Ferdowsi is a famous historian and poet in Iranian history, and his book Kings is a classic of Iranian literature.