Lecture by Professor Hari Vasudevan on European and Russian History, organized by the Department of History, Ramakrishna Mission Vidyamandir College, Belur, Howrah, in November 2017. This lecture was delivered on the occasion of the celebrations of the centenary of the Russian Revolution. Professor Vasudevan was often invited to speak and serve on advisory and selection committees of undergraduate colleges and universities across Kolkata and other parts of Bengal.