Under the rule of the Vijayanagar empire, irrigation became prominent. The development of irrigation took place mainly during the rule of Deva Raya I. New tanks were built and dams were constructed across the river Tungabhadra.
Tansen also referred to as Tan Sen or Ramtanu, was a prominent figure of Hindustani classical music. He accepted Islam at the hand of great Sufi mystic saint Muhammad Ghaus of Gwalior. It is believed that he could bring rain and fire through singing the ragas Megh Malhar and Deepak respectively.
Qutb-ud-Din Ahmad Shah II, born Jalal Khan, was a ruler of the Muzaffarid dynasty, who reigned over the Gujarat Sultanate from 1451 to 1458. He succeeded the king Muhammad Shah II.