Explanation:

The First Battle of Tarain was fought in 1191 between the Ghurids against the Chahamanas and their allies, near Tarain (modern Taraori in Haryana, India). The Chahamana king Prithiviraj Chauhan defeated the Ghurid king Mu'izz al-Din, who avenged this defeat at the Second Battle of Tarain a year later.