China ask's for Arunachal pradesh. Trade is not what we can buy from China but What we can sell. China will never leave standing with Pakistan as it was a doorway to middle east market. Hydro electricity is the not a enough option and Solar is very costly, might be to generate at the level we need might be very huge.What I mean is if you can say no to USA today then make yourself worth so much that you can say no tommorrow if required but without losing development.Neighbouring countries of India are not so cooperative with India as with China and China will use this power in the future to take away much from India then India will lose on US breaking the 123 agreement.