The Seljuk Sultanate was formed In 1077, When the Seljuks beat the Byzantine Empire, after the Battle of Manzikert resulted in an Byzantine defeat in 1071 The Seljuk turks moved into Anatolia and they made their own Beyliks. The Seljuks set up the Sultanate of Rûm In Anatolia in 1077. Later, the Seljuk Empire would Fall, after that Seljuk sultanate of Rum was mostly called "Seljuk Sultanate".