Kings of this civilization often took the title Labarna, and the Mitanni people were conquered by this kingdom under the leader Suppiluliuma.
This civilization attacked the people of King Ay after the disappearance of their prince Zannanza. These people had a high court called the pankus that was established by  Telipinus. They lost a battle even though they used Shasu nomads to provide the enemy false intelligence. Kings of this civilization often took the title Labarna, and the Mitanni people were conquered by this kingdom under the leader Suppiluliuma. They lost a battle on the Orontes River under their leader Muwatalli II, and that battle featured thousands of chariots concluded with the signing of the oldest surviving peace treaty. For 10 points, name these Hattusa-based Anatolians who lost to Ramses II at the battle of Kadesh.
This civilization attacked the people of King Ay after the disappearance of their prince Zannanza.
Hittites