 Al-Ghuri's successor as Mamluk sultan, Tuman Bay, frantically recruited troops from various classes of society and Bedouins, and attempted to equip his armies with some quantity of cannons and firearms, but all at the last minute and on a limited scale.Finally, at the doorstep of Cairo, the Battle of Ridaniya (24 January 1517) took place, in which the Ottoman commander Hadım Sinan Pasha lost his life.In this battle, Selim I and Tuman Bay faced each other.