Original sentence: After his accidental death in 1545, his son Islam Shah became his successor.An Afghan (Pathan) by origin, he rebelled and took control of the Mughal Empire in 1540.He first served as a private before rising to become a commander in the Mughal army under Babur and then as the governor of Bihar.In 1537, when Babur's son Humayun was elsewhere on an expedition, Sher Khan overran the state of Bengal and established the Sur dynasty.Sher Shah Suri (1486 – May 22, 1545) ( - Šīr Šāh Sūrī, ), birth name Farid Khan, also known as Sher Khan (The Lion King), was the founder of the Muslim Sur Empire in the Indian subcontinent, with its capital at Delhi
Edited sentence: An Afghan (Pathan) by origin, he rebelled against the Mughals and took control of India in 1540 until an accidental death in 1545 when Islam Shah Suri became his successor.He first served as a private before rising to become a commander in the Mughal Army under Babur and then as the governor of Bihar.In 1537, when Babur's son Humayun was elsewhere on an expedition, Sher Khan, power hungry turned on his true master and overran the state of Bengal and established the Sur Empire.Sher Shah Suri (1486 – May 22, 1545) ( - Šīr Šāh Sūrī, ), birth name Farid Khan, also known as Sher Khan (The Lion King), was the founder of the Muslim Sur Empire in northern India, with its capital at Delhi