Srinagar, March 29 -- With India's independence in 1947, the question of national security emerged as a serious and complex challenge. The trauma of Partition, limited resources, and technological backwardness created a difficult situation for the newly formed nation. In this historical context, the book "Sagar se Antariksh Tak: Bharat ki Raksha Kranti" vividly presents India's long journey of defence development-a story marked by struggle, determination, and scientific self-reliance. Author Yogesh Kumar Goyal does not merely present a chronological account of events but offers a comprehensive perspective on India's progress in the defence sector. The book clearly emphasizes that the growth of India's military strength is not just about i...