The Bahamanis (Continued) This kingdom together crusaded against Vijayanagara Empire and defeated it in 1565. Later on, Imad Shahi was conquered by Nizamshah (1574 AD) and Barid Shahi was annexed by Adilshah (1619 AD). These three kingdoms played a leading role in the Deccan politics till their absorption in the Mughal empire during the seventeenth century. It was Aurangzeb, the Mughal king, who after the death of Shivaji, marched towards the south and annexed Bijapur (1686 AD) and Golconda (1689 AD) and brought an end to the Bahamani kingdom. One of the largest domes of the world, Gol Gumbaz at Bijapur and Charminar at Hyderabad were the fine examples of architecture of this time. The Bahamanis, in many respects were similar to the Delhi sultanate. Their income came almost entirely from land and the administration revolved around the assessment and collection of land revenue. The Bahamani kingdom acted as a cultural bridge between the north and the south. The culture which developed as a result had its own specific features which were distinct from north India. These cultural traditions were continued by the successors states and also influenced the development of Mughal culture during the period.