[warner_of_doom]

China, yes.

India, no.

Most of the water entrapment areas of India are within India's borders.

And, the rest come from the Himalayas, where it isn't easy to divert the flows, and most of those mountains are under Indian control. See: https://www.thetibetpost.com/en/features/44-environment-and-...

The real threat is China launching attacks from Tibet, against India.

Why? Because much of Chinese trade goes through the Indian Ocean, where India has negative control.

So, it is easy to see China getting wary of India and launching a territorial war from Tibet, in order to gain dominance over India. And, of course, Pakistan would join in.