Which one of the following territories was not affected by the Revolt of 1857?

Correct Option (B):

Chittor, located in Rajasthan, was not a significant centre of the Revolt of 1857. The princely states of Rajasthan largely remained loyal to the British or were not actively involved in the rebellion. The revolt was primarily concentrated in parts of North and Central India, with Southern and Western India remaining largely unaffected.

Incorrect Options:

Jhansi (1): Jhansi was a prominent centre of the Revolt, led by Rani Lakshmibai, who played a crucial role in resisting British authority.

Jagdishpur (3): Jagdishpur, in Bihar, was a key centre of the Revolt, led by Kunwar Singh, a prominent zamindar who organized a strong resistance against the British.

Lucknow (4): Lucknow, the capital of Awadh, was one of the major centres of the Revolt. The rebellion here was led by Begum Hazrat Mahal, who proclaimed her son Birjis Qadr as the Nawab and actively fought against the British.