Explanation:

The decision to effect the Partition of Bengal was announced in July 1905, by the Viceroy of India, Lord Curzon. The partition took place on 16 October 1905 and separated the largely Muslim eastern areas from the largely Hindu western areas.
The Swadeshi movement (1905), part of the Indian independence movement and the developing Indian nationalism, was an economic strategy aimed at removing the British Empire from power and improving economic conditions in India by following the principles of swadeshi, which had some success.
Surat session and Split in Congress 1907
Morley-Minto Reforms (1909)