As a part of the celebrations of the 75th Anniversary of India's independence Azadi ka Amrit Mahotsav, portraits of freedom fighters viz. Bipin Chandra Pal, Abul Kalam Azad, Bisra Munda, and V.O. Chidambaram Pillai were garlanded and tributes were paid to them on 24.11.2021 at Integral Coach Factory in Chennai.