He conquered Gujarat, Malwa and Mewar. With the help of his general, Malik Kafur, he led a series of successful raids into the Deccan. He captured Devagiri in 1307 CE.
He then annexed Warangal, Dvarasamudra, Rameswaram, Mysore and Mudarai. He thus became the first sultan of Delhi to extend his kingdom south of the river Narmada.
