Surya Sen (1894–1934) was an Indian freedom fighter (against British rule) who is noted for leading the 1930 Chittagong armoury raid In Chittagong of Bengal in British India. Sen was a school teacher by profession and was popularly called as Master Da ("da" is a suffix in Bengali language denoting elder brother). He was influenced by the nationalist ideals in 1916, when he was a student of B.A. in Behrampore College. In 1918 he was selected as president of Indian National Congress, Chittagong branch.
Read more about Surya Sen: Early Life, Chittagong Armoury Raid, Arrest and Death