Bangladesh, Sept. 5 -- Close cooperation between Russia and India is certainly not news to anyone familiar with the history of their relations. This is particularly true when it comes to military technologies, including top-of-the-line ones such as hypersonic weapons, submarines, missiles, etc. In terms of critical technology transfers, Moscow is by far the most significant contributor to Delhis national security interests. India has nothing but praise for Russian weapon systems, as evidenced by comments Prime Minister Narendra Modi made in the aftermath of recent clashes with Pakistan. India is particularly amazed by the S-400 SAM (surface-to-air missile) system and is its largest foreign operator. The country is so impressed by the air ...