King of Kings

King of Kings is a title given to rulers. It is used by monarchs from the Middle East. The title was used a lot in Iran and the Achaemenid and Sasanian Empires. The title was originally from the Middle Assyrian Empire by king Tukulti-Ninurta I(reigned 1233–1197 BC). After he was given that title, the title was used was used in many different kingdom and empires. It was used in other kingdoms. This includes Persia, Armenia, Georgia, and Ethiopia.