National Science Day is celebrated in India on 28 February each year to mark the discovery of the Raman effect by Indian physicist Sir Chandrasekhara Venkata Raman on 28 February 1928.
February Revolution
On 22 February: A lockout at a factory.
Demonstrators thronged the centre of the capital, and curfew was imposed.
25th February: Suspension of Duma.
27th February: Formation of...
Withdrawal of Non-Cooperation Movement in February 1922:
(i) Gandhiji felt the movement was turning violent in many places.
(ii) A clash took place at Chauri Chaura in Uttar Pradesh.
(iii) A group of...
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