State-run Pakistan Television immediately said that retaliatory attacks were underway targeting "multiple locations in India."

India has threatened before, in other moments of rising tensions, to pull out of the Indus Waters Treaty, which both countries signed in 1960. If India follows through this time, it could restrict the flow of water that is used for most of Pakistan’s crop irrigation and human consumption. Agriculture represents one-fourth of the country’s economy.

The people of Kashmir have for decades been caught in the middle of the bitter rivalry between Pakistan and India over the disputed Himalayan region they call home