The following is the text of the N Ramachandran Memorial Lecture delivered by Sitaram Yechury, CPI(M) general secretary in Thiruvananthapuram on June 28, 2016. The lecture was organised on the occasion of presentation of N Ramachandran Award. INATIONALISM is a concept that, with its central features of fellowship, establishing a sense of community, was the basis of the national movement – where many streams flowed, but aimed eventually to overthrow foreign imperial rule and allow a hundred flowers to bloom in the garden called India.