The Mughal Empire reached its greatest extent in the time of Aurangzeb Alamgir, but it collapsed with dramatic suddenness within a few decades after his death. The Mughal Empire owes its decline and ultimate downfall to a combination of factors; firstly Aurangzeb's religious policy is regarded as a cause for the decline of the Mughal Empire as it led to disunity among the people. Although the policy did lead to weakening of the empire but the major cause of decline was the lack of worthy and competent successors after him. The character of Mughal kings had deteriorated over a period of time. The successive rulers after Aurangzeb were weak and lacked the character, motivation and commitment to rule the empire strongly. They had become ease loving and cowardly. They totally disregarded their state duties and were unable to detain the declining empire from its fall.
The absence of any definite law of accession was another important factor. The war of successions not only led to bitterness, bloodshed, and loss of money and prestige of the empire over a period of time, but to its eventual fall. The degeneration of the rulers had also led to the moral degeneration of the nobility. Under the early Mughals, the nobles performed useful functions and distinguished themselves both in war and peace. But the elite under the later Mughals was more interested in worldly pursuit and self-enhancement. The nobles who had once been talented men with integrity, honesty, and loyalty, turned selfish and deceitful. Growth of hostile and rival clique in the court also undermined the strength of the government. Widespread corruption in the administration started and taking bribes became common.
One of the most potent causes of the fall of the Mughal Empire was the deterioration and demoralization of the army. The military had not only become inefficient but also lacked in training, discipline and cohesion. The army was out-dated in regard to