Q. Which of the following Mughal emperors spent a greater part of his reign to overthrow the Deccan Kingdoms?
(a) Akbar
(b) Jahangir
(c) Shahjahan
(d) Aurangzeb
Ans: (d) Aurangzeb
Explanation: The Mughal emperor who spent a greater part of his reign trying to overthrow the Deccan Kingdoms was (d) Aurangzeb.
Aurangzeb, who ruled from 1658 to 1707, dedicated a significant portion of his reign to expanding the Mughal Empire in the Deccan region of southern India. He conducted multiple military campaigns and engaged in prolonged conflicts with various Deccan kingdoms, including the Qutb Shahi dynasty and the Adil Shahi dynasty, in his quest to annex and consolidate Mughal control over the Deccan territories.