The things you stated for Baluchistan can also work for the Hyderabad Princedom as India did the same thing, annexed them without Hyderabadi consent. Your argument really goes both ways, if you think about it logically. So don't go dissing Pakistan as India also did largely the same things that...
I don't think it is likely that India will join an organization that China also happens to be in, thought there is a small chance that they could join, since China accepted India into the Shanghai Cooperation Council (SCC). Another possible candidate to join this organization could be Pakistan...
Ya, but its very small scale, literally a few dozen unorganized militants in Sistan and Baluchistan. Its nowhere near the size of the insurgency in Pakistan.
Isn't Afghanistan also a part of the deal about some gas or oil pipeline between Iran, Afghanistan, and India?