After the death of Gujarat Sultan Qutb-ud-dín Ahmad Shah II, the nobles raised his uncle Daud, son of Ahmad Shah I to the throne. He reigned over the Gujarat Sultanate from few days in 1458 CE.
The kingdom was divided into different administrative units during the rule of the Vijayanagar empire in southern India which ruled from 1336 CE to 1672 CE. These administrative units were called Mandalams, Nadus, Sthalas, and Gramas.
Abu Rayhan Beruni or Alberonius (Latin) was a Persian Scholar and polymath of the 11th century. He accompanied Mahmud Ghazani in his conquests to South Asia.Al Beruni was the First Muslim Scholar to study India and its Brahmanical tradition. He is called father of Indology and the first anthropologist. He is called one of the earliest and greatest polymath of the Islamic World.