India and Bangladesh had a dispute over water rights to the ____ after the Farakka Dam was constructed.

The correct answer to this question is the Ganges River.  The Farakka Dam, which is also known as the Farakka Barrage, was built across the Ganges River and was completed in 1975.  The building of this dam has caused issues that have led to major disputes between India and Bangladesh.

The point of the Farakka Dam was to divert water from the Ganges into another river during the dry season.  By diverting the water, India has been accused of contributing to a number of problems in Bangladesh, one of which desertification.