2025
He observed a day long fast at Rajghat to draw attention to the suffering of Gaza. Following this, he distributed innumerable fliers spreading awareness about the genocide and mass starvation of the people, including women and children, in Gaza. In the midst of flier distribution, he was heckled by the police and was met with hostility.
2023
Tripathi had written to PM Narendra Modi, appealing him to persuade the Israeli government to treat the people of Gaza as their own.
2019
He—alone—hit the streets delivering pamphlets against the abrogation of Article 370. He distributed close to 1,00,000 pamphlets titled “Kashmiris Are in Pain, and The Rest of the Country is Celebrating” in order to educate and protest against the “masculine” approach taken by the Indian government towards Kashmir.
2013
He retired from IIT Delhi, and started devoting all his time to his organization for spreading grassroots awareness.
2004
He, along with his organisation, started a mission called “education for all”. It helped in running after-school tuitions, setting up Math/physics workshops, and protested against the non-implementation of scholarships for minorities by the government.
1990
Prof. Tripathi started the Sadbhav Mission in the aftermath of Bhagalpur riots. The aim of the organisation is to develop grassroot resistance against communalism.
In October 1990, when BJP started its Rath Yatra with Lal Krishna Advani, Prof. Tripathi introduced his Aatm Manthan Yatra from Rajghat wherein he along with some volunteers and other supporters distributed around 4,000 flyers across Delhi.