Detailed Solution:
The correct answer is “1866”.
The Deoband Movement started in the year 1866 AD. It was founded by Maulana Muhammad Qasim Nanautavi and Maulana Rashid Ahmad Gangohi in the town of Deoband in the United Province (now Uttar Pradesh).
The movement aimed to promote orthodox Sunni Islamic teachings and principles in response to the challenges posed by colonialism and modernity.
The establishment of the Darul Uloom Deoband, a prominent Islamic seminary, in 1866 marked the beginning of the Deoband Movement.