During this period, Savarkar, Dhingra and other student activists were enraged by the execution of freedom fighters such as Khudiram Bose, Kannai Dutt, Satinder Pal and Kanshi Ram in India. It is this event that is attributed by many historians as having led Savarkar and Dhingra scheme of exacting direct revenge upon the BritishOn the evening of July 1, 1909, a large number of Indians and Englishmen had gathered to attend the annual day function of the Indian National Association. When Sir Curzon Wyllie, political aide-de-camp to the Secretary of State for India, entered the hall with his wife, Dhingra fired five shots right at his face, four of which hit their target. Cowasji Lalkaka, aParsee doctor who tried to save Sir Curzon, died of Madan Lal's sixth and seventh bullets, which the latter fired because Lalkaka caught hold of him.
Failing to commit suicide by turning his pistol on himself, Dhingra was arrested after a brief struggle.
the trial was completed in a single day.
Dhingra's body was denied Hindu rites and was buried by British authorities