In the later days of his reign, Jahangir’s physical and mental powers had begun to fail; so he left the administration to his queen Nur Jahan and was himself contended, in his own words, by a seer of wine and half a seer of meat. So, by the nineteenth year, Nur Jahan was virtually the ruler of the empire. She left nothing to chance and proclaimed her de facto authority through the coins that were issued thenceforward from Agra, Ahmadabad, Akbarnagar, Allahabad, Kashmir, Lahore, Patna and Surat.