Imad-ul-Mulk and encamped 30 km opposite to the Red Fort and occupied all the villages by the Jamuna they began to besiege Delhi. The Marathas fought against Alamgir II's incumbent Mir Bakshi ("Paymaster") Najib-ul-Daula along with his lieutenants Qutub Shah and Aman Khan and a Mughal Army of 2,500 garrisoned inside the metropolis of Delhi. The angry Maratha set ferries ablaze and stopped food supplies from entering Delhi, while Najib-ul-Daula positioned his heavy artillery outside the vicinity of the Red Fort. Unable to gain any assistance from Ahmad Shah Durrani, who was engaged in quelling various rebellions near Herat; Najib-ul-Daula surrendered after resisting the combined brigands of Maratha Confederacy for more than five months, he conceded defeat and withdrew to Najibabad. When the Marathas entered Delhi the emperor Alamgir II and his royal family had somehow fled to Bharatpur State. The Marathas looted and plundered the city and the people of Delhi. Mosques and Shrines built by the Mughals were desecrated; and the Peshwa conspired to place Vishwasrao upon the Mughal throne. Imad-ul-Mulk was reappointed Mir Bakshi and with the support of the Marathas. Not long after entering Delhi the Marathas encountered a Jat regiment sent by Suraj Mal who now began to claim sovereignty over Delhi. The Jat also plundered Delhi but soon afterwards made it possible for Alamgir II and the Mughal royal family to return to Delhi from Bharatpur. However, despite losing control of Delhi, Najib-ul-Daula and his associates, such as Qutub Khan and Abdus Samad Khan the Mughal Faujdar of Sirhind, continued to challenge the Maratha Confederacy and its allies during confrontations at Saharanpur and Shahabad Markanda. In response the Marathas sacked the inhabitants of Taraori, Karnal and Kunjpura. The Maratha attack upon Kunjpura triggered a military response by Ahmad Shah Durrani. Whose forces crossed the sacred rivers of India in search of their Maratha opponents. Subjects opposing the Maratha Confederacy In the year 1756, Alamgir II sympathised with the cause of his loyal Nawabs of Kurnool, Cuddapah and Savanur, when their assigned territories were ravaged and plundered until 1757 by the Maratha chieftain Balaji Baji Rao. Third Carnatic War (1757–1763) Loss of Bengal Alamgir II grieved the death of Alivardi Khan the famous Nawab of Bengal, who annually pledged 5 million dams to the imperial court. His successor Siraj-ud-Daula was recognised as the next Nawab of Bengal, but he faced internal rivals who refused to