Read the following facts.

1. He ascended the throne after having killed his brothers in the battle field, under the title of Bahadur Shah.
2. He was also known as Shah Alam I.
3. He could not prevent the decline of the empire due to his sudden death.

Which of the following Mughal emperors do the given statements refer to?

The disintegration of the mighty Mughal Empire, which Aurangzeb had well established, began upon Aurangzeb's death in 1707. Three surviving sons, Muazzam, Muhammad Azam and Muhammad Kam Bhaksh entered into bitter quarrels for the possession of the throne of Delhi. Mu'azzam ascended throne in 1707 after having killed his brothers in the battle field, under the title of Bahadur Shah (also known as Shah Alam-I). A person of mild temper, learned and dignified, was too old. He could not prevent the decline of the empire due to his sudden death in 1712.