- 16 August 1905
- 16 February 1905
- 16 June 1905
- 16 October 1905
Answer: 16 October 1905
Explanation: The first Partition of Bengal (1905) was a territorial reorganization of the Bengal Presidency implemented by the authorities of the British Raj. The reorganization separated the largely Muslim eastern areas from the largely Hindu western areas. It was announced on 19 July 1905 by Lord Curzon, the then Viceroy of India, and implemented on 16 October 1905.
