don't overrate your country. India is in absolutely no position whatsoever to challenge China in anything. India is surrounded by enemies externally and internally. India can't even play hardball with Pakistan and you think India can take on China? B**ch please!
If China decides to turn up the heat, India will be running to America for help. China has been playing nice with everyone because the liberals have been in power since the death of Mao. Just wait for the day conservatives take power again, there won't be warnings, just straight up action. That's the day China builds military bases around India regardless of what India thinks and starts supporting your separatist groups with funds and arms. They are the type that shoots first and talk later (group that led from 1949-1976). China has been
That's one group of leaders India and the other countries (Vietnam, Philippines, Japan and America) never want to see come to power in China.