| 1. Surya Sen orchestrated the Chittagong Armoury Raid in 1930. |
| 2. He founded the Indian Republican Army (IRA) revolutionary organization. |
| 3. Orphaned at a young age, he was raised by his uncle. |
| 4. In 1918, Surya Sen became a member of the Anushilan Samity revolutionary group. |
| 5. He actively took part in Mahatma Gandhi's Non-cooperation movement. |
| 6. Surya Sen and his comrades carried out the Chittagong armoury raid. |
| 7. He was arrested, tortured, and later executed by hanging in 1934. |
| 8. Known as Master Da, Surya Sen had a nickname. |
| 9. A Kolkata metro station is dedicated to his memory. |
| 10. He was arrested on 16 February 1933 while hiding in the house of Khirodprova Biswas. |
| 11. In 1918, he became president of the Indian National Congress's Chittagong branch. |
| 12. He taught at the local National School in Chittagong, earning the honorific Masterda. |
| 13. In 1916, as an undergraduate student, he was initiated into revolutionary ideas and joined the Anushilan Samiti. |
| 14. In 1918, he completed his studies and started working as a maths teacher at Chittagong. |
| 15. After the raid, he fled to Jalalabad Hills where government forces engaged the revolutionaries in a gun battle on 22 April 1930. |
| 16. He was brutally tortured by the police before being executed by hanging in 1934. |
| 17. He established a gymnasium in Chittagong to train revolutionaries in physical exercises, arms making, and ammunition production. |
| 18. Indian and Bangladeshi governments have released postage stamps in his honour. |
